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Finding the Fourth Proportional to 562.84, 844.37 and 216.16

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Solution

The fourth proportional to 562.84, 844.37 and 216.16 is: 324.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.84 : 844.37 = 216.16 : x
  2. Step 2: Convert to fraction form
    562.84/844.37 = 216.16/x
  3. Step 3: Cross multiply
    562.84x = 844.37 × 216.16
  4. Step 4: Simplify right side
    562.84x = 182,517.94
  5. Step 5: Solve for x
    x = 182,517.94/562.84
  6. Step 6: Final answer
    x = 324.28

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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.