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Finding the Fourth Proportional to 562.92, 844.29 and 216.11

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Solution

The fourth proportional to 562.92, 844.29 and 216.11 is: 324.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.92 : 844.29 = 216.11 : x
  2. Step 2: Convert to fraction form
    562.92/844.29 = 216.11/x
  3. Step 3: Cross multiply
    562.92x = 844.29 × 216.11
  4. Step 4: Simplify right side
    562.92x = 182,455.29
  5. Step 5: Solve for x
    x = 182,455.29/562.92
  6. Step 6: Final answer
    x = 324.12

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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.