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Finding the Fourth Proportional to 332,355.69, 498,489.80 and 92,485.53

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Solution

The fourth proportional to 332,355.69, 498,489.80 and 92,485.53 is: 138,716.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,355.69 : 498,489.80 = 92,485.53 : x
  2. Step 2: Convert to fraction form
    332,355.69/498,489.80 = 92,485.53/x
  3. Step 3: Cross multiply
    332,355.69x = 498,489.80 × 92,485.53
  4. Step 4: Simplify right side
    332,355.69x = 46,103,092,890.17
  5. Step 5: Solve for x
    x = 46,103,092,890.17/332,355.69
  6. Step 6: Final answer
    x = 138,716.12

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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.