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Finding the Fourth Proportional to 562.67, 844.12 and 331.44

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Solution

The fourth proportional to 562.67, 844.12 and 331.44 is: 497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.67 : 844.12 = 331.44 : x
  2. Step 2: Convert to fraction form
    562.67/844.12 = 331.44/x
  3. Step 3: Cross multiply
    562.67x = 844.12 × 331.44
  4. Step 4: Simplify right side
    562.67x = 279,774.30
  5. Step 5: Solve for x
    x = 279,774.30/562.67
  6. Step 6: Final answer
    x = 497.22

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1.5x scale

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.