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Finding the Fourth Proportional to 363,262.92, 544,897.41 and 126,605.22

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Solution

The fourth proportional to 363,262.92, 544,897.41 and 126,605.22 is: 189,908.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,262.92 : 544,897.41 = 126,605.22 : x
  2. Step 2: Convert to fraction form
    363,262.92/544,897.41 = 126,605.22/x
  3. Step 3: Cross multiply
    363,262.92x = 544,897.41 × 126,605.22
  4. Step 4: Simplify right side
    363,262.92x = 68,986,856,470.48
  5. Step 5: Solve for x
    x = 68,986,856,470.48/363,262.92
  6. Step 6: Final answer
    x = 189,908.89

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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.