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Finding the Fourth Proportional to 591,691.48, 816,469.29 and 362,306.62

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Solution

The fourth proportional to 591,691.48, 816,469.29 and 362,306.62 is: 499,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,691.48 : 816,469.29 = 362,306.62 : x
  2. Step 2: Convert to fraction form
    591,691.48/816,469.29 = 362,306.62/x
  3. Step 3: Cross multiply
    591,691.48x = 816,469.29 × 362,306.62
  4. Step 4: Simplify right side
    591,691.48x = 295,812,230,833.27
  5. Step 5: Solve for x
    x = 295,812,230,833.27/591,691.48
  6. Step 6: Final answer
    x = 499,943.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.