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Finding the Fourth Proportional to 372.26, 557.46 and 250.14

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Solution

The fourth proportional to 372.26, 557.46 and 250.14 is: 374.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.26 : 557.46 = 250.14 : x
  2. Step 2: Convert to fraction form
    372.26/557.46 = 250.14/x
  3. Step 3: Cross multiply
    372.26x = 557.46 × 250.14
  4. Step 4: Simplify right side
    372.26x = 139,443.04
  5. Step 5: Solve for x
    x = 139,443.04/372.26
  6. Step 6: Final answer
    x = 374.59

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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.