Home / 502,141.06-752,934.33-261,654.55

Finding the Fourth Proportional to 502,141.06, 752,934.33 and 261,654.55

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Solution

The fourth proportional to 502,141.06, 752,934.33 and 261,654.55 is: 392,337.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,141.06 : 752,934.33 = 261,654.55 : x
  2. Step 2: Convert to fraction form
    502,141.06/752,934.33 = 261,654.55/x
  3. Step 3: Cross multiply
    502,141.06x = 752,934.33 × 261,654.55
  4. Step 4: Simplify right side
    502,141.06x = 197,008,690,432.16
  5. Step 5: Solve for x
    x = 197,008,690,432.16/502,141.06
  6. Step 6: Final answer
    x = 392,337.35

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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.