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Finding the Fourth Proportional to 250.32, 372.56 and 247.52

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Solution

The fourth proportional to 250.32, 372.56 and 247.52 is: 368.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.32 : 372.56 = 247.52 : x
  2. Step 2: Convert to fraction form
    250.32/372.56 = 247.52/x
  3. Step 3: Cross multiply
    250.32x = 372.56 × 247.52
  4. Step 4: Simplify right side
    250.32x = 92,216.05
  5. Step 5: Solve for x
    x = 92,216.05/250.32
  6. Step 6: Final answer
    x = 368.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.