Finding the Fourth Proportional to 514,010.61, 709,708.84 and 412,593.95
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Solution
The fourth proportional to 514,010.61, 709,708.84 and 412,593.95 is: 569,680.02
Step by Step Solution
- Step 1: Write the proportion equation
514,010.61 : 709,708.84 = 412,593.95 : x - Step 2: Convert to fraction form
514,010.61/709,708.84 = 412,593.95/x - Step 3: Cross multiply
514,010.61x = 709,708.84 × 412,593.95 - Step 4: Simplify right side
514,010.61x = 292,821,574,388.31 - Step 5: Solve for x
x = 292,821,574,388.31/514,010.61 - Step 6: Final answer
x = 569,680.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.