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Finding the Fourth Proportional to 562.82, 844.23 and 151.99

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Solution

The fourth proportional to 562.82, 844.23 and 151.99 is: 227.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.82 : 844.23 = 151.99 : x
  2. Step 2: Convert to fraction form
    562.82/844.23 = 151.99/x
  3. Step 3: Cross multiply
    562.82x = 844.23 × 151.99
  4. Step 4: Simplify right side
    562.82x = 128,310.30
  5. Step 5: Solve for x
    x = 128,310.30/562.82
  6. Step 6: Final answer
    x = 227.98

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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.