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Finding the Fourth Proportional to 616,098.24, 925,771.68 and 331,999.92

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Solution

The fourth proportional to 616,098.24, 925,771.68 and 331,999.92 is: 498,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,098.24 : 925,771.68 = 331,999.92 : x
  2. Step 2: Convert to fraction form
    616,098.24/925,771.68 = 331,999.92/x
  3. Step 3: Cross multiply
    616,098.24x = 925,771.68 × 331,999.92
  4. Step 4: Simplify right side
    616,098.24x = 307,356,123,698.27
  5. Step 5: Solve for x
    x = 307,356,123,698.27/616,098.24
  6. Step 6: Final answer
    x = 498,875.19

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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.