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Finding the Fourth Proportional to 551,711.60, 826,419.24 and 532,677.68

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Solution

The fourth proportional to 551,711.60, 826,419.24 and 532,677.68 is: 797,907.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,711.60 : 826,419.24 = 532,677.68 : x
  2. Step 2: Convert to fraction form
    551,711.60/826,419.24 = 532,677.68/x
  3. Step 3: Cross multiply
    551,711.60x = 826,419.24 × 532,677.68
  4. Step 4: Simplify right side
    551,711.60x = 440,215,083,470.56
  5. Step 5: Solve for x
    x = 440,215,083,470.56/551,711.60
  6. Step 6: Final answer
    x = 797,907.97

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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.