Home / 439,044.16-658,565.92-123,500.96

Finding the Fourth Proportional to 439,044.16, 658,565.92 and 123,500.96

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Solution

The fourth proportional to 439,044.16, 658,565.92 and 123,500.96 is: 185,251.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,044.16 : 658,565.92 = 123,500.96 : x
  2. Step 2: Convert to fraction form
    439,044.16/658,565.92 = 123,500.96/x
  3. Step 3: Cross multiply
    439,044.16x = 658,565.92 × 123,500.96
  4. Step 4: Simplify right side
    439,044.16x = 81,333,523,343.28
  5. Step 5: Solve for x
    x = 81,333,523,343.28/439,044.16
  6. Step 6: Final answer
    x = 185,251.35

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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.