 | Henry G C. Smith - 1863 - 200 pàgines
...16:8. The first term, 16, is called the Antecedent, and the second, 8, the Consequent. Pour numbers are said to be Proportional when the ratio of the first to the second is equal to the ratio of the third to the fourth. On examining the four numbers, 14, 8, 35, 20, we find... | |
 | Benjamin Greenleaf - 1863 - 338 pàgines
...French mathematicians. 303. A PROPORTION is an equality of ratios. Four quantities are in proportion when the ratio of the first to the second is the same as that of the third to the fourth. Thus, the ratios a : b and с : d, if equal to each other, form a... | |
 | Benjamin Greenleaf - 1863 - 504 pàgines
...AX C BX D' °r BX D' 125. A PROPORTION is an equality of ratios. Four magnitudes are in proportion, when the ratio of the first to the second is the same as that of the third to the fourth. Thus, the ratios of A : B and X : Y, being equal to i ~V~ each other,... | |
 | John Purdue Bidlake - 1866 - 232 pàgines
...said tobe in proportion. In other words, " Four quantities or numbers are said to be in proportion when the ratio of the first to the second, is the same ns the ratio of the third to the fourth." Thus, the ratios of 8 to 16, and 24 to 48 being the same... | |
 | William Thomas Brande, George William Cox - 1867 - 1090 pàgines
...magnitudes being Scripture, a preacher. (Liddell and Scott, I said to be proportional, or in proportion, when the ratio of the first to the second is the same as the ratio of the third to the fourth, or when the first divided by the Ftcond gives the same quotient as the third divided by the fourth.... | |
 | William Thomas Brande, George William Cox - 1867 - 1090 pàgines
...similitude of ratios ; four numbers or magnitudes being said to be proportional, or in proportion, when the ratio of the first to the second is the same as the ratio of the third to the fourth, or when the first divided by the second gives the same quotient as the third divided by tho fourth.... | |
 | Gerardus Beekman Docharty - 1867 - 474 pàgines
...is | or | ; that of 6 to 4 is £ or f , &c. 79. Proportion is an equality of ratios. Thus, 80. Three quantities are said to be proportional when the ratio of the first to the second is equal to the ratio of the second to the third. As of the three quantities A (2), B (4), C (8), where... | |
 | Benjamin Greenleaf - 1868 - 340 pàgines
...ACAXC BX D' °r BX D' 125. A PROPORTION is an equality of ratios. Four magnitudes are in proportion, when the ratio of the first to the second is the same as that of the third to the fourth. Thus, the ratios of A,: B and X : Y, being equal to A "V each other,... | |
 | P. Austin Nuttall - 1869 - 356 pàgines
...In mathematics, the equality of ratios ; four numhers or quantities heing said to he in proportion when the ratio of the first to the second is the same as that of the third to the fourth, as z, 6, 3, 9, in which the equal ratios of a to 6 and 3 to 9 may... | |
 | Charles W. Merrifield - 1872 - 332 pàgines
...comparison chiefly useful is the equality of ratios, and this it is which is commonly called PROPORTION. Four quantities are said to be proportional when the ratio of the first to the second is the same as that of the third to the fourth. Simple cases of this are easily stated. For instance, the ratio of... | |
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Four quantities are said to be proportional when the ratio of the first to the second is the same as the ratio of the third to the fourth. 
