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Finding the Fourth Proportional to 562.13, 843.19 and 177.38

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Solution

The fourth proportional to 562.13, 843.19 and 177.38 is: 266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.13 : 843.19 = 177.38 : x
  2. Step 2: Convert to fraction form
    562.13/843.19 = 177.38/x
  3. Step 3: Cross multiply
    562.13x = 843.19 × 177.38
  4. Step 4: Simplify right side
    562.13x = 149,560.38
  5. Step 5: Solve for x
    x = 149,560.38/562.13
  6. Step 6: Final answer
    x = 266.06

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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.