Finding the Fourth Proportional to 875,027.31, 1,207,538.51 and 472,619.31
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Solution
The fourth proportional to 875,027.31, 1,207,538.51 and 472,619.31 is: 652,215.09
Step by Step Solution
- Step 1: Write the proportion equation
875,027.31 : 1,207,538.51 = 472,619.31 : x - Step 2: Convert to fraction form
875,027.31/1,207,538.51 = 472,619.31/x - Step 3: Cross multiply
875,027.31x = 1,207,538.51 × 472,619.31 - Step 4: Simplify right side
875,027.31x = 570,706,017,394.63 - Step 5: Solve for x
x = 570,706,017,394.63/875,027.31 - Step 6: Final answer
x = 652,215.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.