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Finding the Fourth Proportional to 332,700.52, 499,052.94 and 133,037.72

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Solution

The fourth proportional to 332,700.52, 499,052.94 and 133,037.72 is: 199,557.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,700.52 : 499,052.94 = 133,037.72 : x
  2. Step 2: Convert to fraction form
    332,700.52/499,052.94 = 133,037.72/x
  3. Step 3: Cross multiply
    332,700.52x = 499,052.94 × 133,037.72
  4. Step 4: Simplify right side
    332,700.52x = 66,392,865,296.90
  5. Step 5: Solve for x
    x = 66,392,865,296.90/332,700.52
  6. Step 6: Final answer
    x = 199,557.44

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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.