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Finding the Fourth Proportional to 250.22, 372.22 and 247.59

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Solution

The fourth proportional to 250.22, 372.22 and 247.59 is: 368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.22 : 372.22 = 247.59 : x
  2. Step 2: Convert to fraction form
    250.22/372.22 = 247.59/x
  3. Step 3: Cross multiply
    250.22x = 372.22 × 247.59
  4. Step 4: Simplify right side
    250.22x = 92,156.71
  5. Step 5: Solve for x
    x = 92,156.71/250.22
  6. Step 6: Final answer
    x = 368.30

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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.