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Finding the Fourth Proportional to 562.66, 844.13 and 238.25

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Solution

The fourth proportional to 562.66, 844.13 and 238.25 is: 357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.66 : 844.13 = 238.25 : x
  2. Step 2: Convert to fraction form
    562.66/844.13 = 238.25/x
  3. Step 3: Cross multiply
    562.66x = 844.13 × 238.25
  4. Step 4: Simplify right side
    562.66x = 201,116.68
  5. Step 5: Solve for x
    x = 201,116.68/562.66
  6. Step 6: Final answer
    x = 357.44

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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.