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Finding the Fourth Proportional to 488,059.38, 732,067.44 and 133,073.40

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Solution

The fourth proportional to 488,059.38, 732,067.44 and 133,073.40 is: 199,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,059.38 : 732,067.44 = 133,073.40 : x
  2. Step 2: Convert to fraction form
    488,059.38/732,067.44 = 133,073.40/x
  3. Step 3: Cross multiply
    488,059.38x = 732,067.44 × 133,073.40
  4. Step 4: Simplify right side
    488,059.38x = 97,418,703,270.10
  5. Step 5: Solve for x
    x = 97,418,703,270.10/488,059.38
  6. Step 6: Final answer
    x = 199,604.20

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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.