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Finding the Fourth Proportional to 562.73, 844.09 and 151.91

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Solution

The fourth proportional to 562.73, 844.09 and 151.91 is: 227.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.73 : 844.09 = 151.91 : x
  2. Step 2: Convert to fraction form
    562.73/844.09 = 151.91/x
  3. Step 3: Cross multiply
    562.73x = 844.09 × 151.91
  4. Step 4: Simplify right side
    562.73x = 128,224.28
  5. Step 5: Solve for x
    x = 128,224.28/562.73
  6. Step 6: Final answer
    x = 227.86

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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.