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Finding the Fourth Proportional to 453,469.92, 625,789.08 and 252,265.92

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Solution

The fourth proportional to 453,469.92, 625,789.08 and 252,265.92 is: 348,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,469.92 : 625,789.08 = 252,265.92 : x
  2. Step 2: Convert to fraction form
    453,469.92/625,789.08 = 252,265.92/x
  3. Step 3: Cross multiply
    453,469.92x = 625,789.08 × 252,265.92
  4. Step 4: Simplify right side
    453,469.92x = 157,865,257,992.15
  5. Step 5: Solve for x
    x = 157,865,257,992.15/453,469.92
  6. Step 6: Final answer
    x = 348,127.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.