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Finding the Fourth Proportional to 395,264, 592,957.44 and 132,669.44

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Solution

The fourth proportional to 395,264, 592,957.44 and 132,669.44 is: 199,024.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,264 : 592,957.44 = 132,669.44 : x
  2. Step 2: Convert to fraction form
    395,264/592,957.44 = 132,669.44/x
  3. Step 3: Cross multiply
    395,264x = 592,957.44 × 132,669.44
  4. Step 4: Simplify right side
    395,264x = 78,667,331,508.63
  5. Step 5: Solve for x
    x = 78,667,331,508.63/395,264
  6. Step 6: Final answer
    x = 199,024.78

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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.