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Finding the Fourth Proportional to 491,332.92, 737,008.47 and 154,367.25

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Solution

The fourth proportional to 491,332.92, 737,008.47 and 154,367.25 is: 231,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,332.92 : 737,008.47 = 154,367.25 : x
  2. Step 2: Convert to fraction form
    491,332.92/737,008.47 = 154,367.25/x
  3. Step 3: Cross multiply
    491,332.92x = 737,008.47 × 154,367.25
  4. Step 4: Simplify right side
    491,332.92x = 113,769,970,740.61
  5. Step 5: Solve for x
    x = 113,769,970,740.61/491,332.92
  6. Step 6: Final answer
    x = 231,553.73

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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.