Finding the Fourth Proportional to 468,460.97, 647,565.62 and 417,974.07
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Solution
The fourth proportional to 468,460.97, 647,565.62 and 417,974.07 is: 577,776.28
Step by Step Solution
- Step 1: Write the proportion equation
468,460.97 : 647,565.62 = 417,974.07 : x - Step 2: Convert to fraction form
468,460.97/647,565.62 = 417,974.07/x - Step 3: Cross multiply
468,460.97x = 647,565.62 × 417,974.07 - Step 4: Simplify right side
468,460.97x = 270,665,635,693.60 - Step 5: Solve for x
x = 270,665,635,693.60/468,460.97 - Step 6: Final answer
x = 577,776.28
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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.