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Finding the Fourth Proportional to 572,531.10, 858,796.65 and 413,900.70

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Solution

The fourth proportional to 572,531.10, 858,796.65 and 413,900.70 is: 620,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,531.10 : 858,796.65 = 413,900.70 : x
  2. Step 2: Convert to fraction form
    572,531.10/858,796.65 = 413,900.70/x
  3. Step 3: Cross multiply
    572,531.10x = 858,796.65 × 413,900.70
  4. Step 4: Simplify right side
    572,531.10x = 355,456,534,592.66
  5. Step 5: Solve for x
    x = 355,456,534,592.66/572,531.10
  6. Step 6: Final answer
    x = 620,851.05

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.