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Finding the Fourth Proportional to 332,562.70, 498,844.05 and 132,913.90

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Solution

The fourth proportional to 332,562.70, 498,844.05 and 132,913.90 is: 199,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,562.70 : 498,844.05 = 132,913.90 : x
  2. Step 2: Convert to fraction form
    332,562.70/498,844.05 = 132,913.90/x
  3. Step 3: Cross multiply
    332,562.70x = 498,844.05 × 132,913.90
  4. Step 4: Simplify right side
    332,562.70x = 66,303,308,177.30
  5. Step 5: Solve for x
    x = 66,303,308,177.30/332,562.70
  6. Step 6: Final answer
    x = 199,370.85

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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.