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Finding the Fourth Proportional to 373.20, 558.96 and 250.92

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Solution

The fourth proportional to 373.20, 558.96 and 250.92 is: 375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.20 : 558.96 = 250.92 : x
  2. Step 2: Convert to fraction form
    373.20/558.96 = 250.92/x
  3. Step 3: Cross multiply
    373.20x = 558.96 × 250.92
  4. Step 4: Simplify right side
    373.20x = 140,254.24
  5. Step 5: Solve for x
    x = 140,254.24/373.20
  6. Step 6: Final answer
    x = 375.82

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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.