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Finding the Fourth Proportional to 250.92, 347.84 and 237.74

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Solution

The fourth proportional to 250.92, 347.84 and 237.74 is: 329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.92 : 347.84 = 237.74 : x
  2. Step 2: Convert to fraction form
    250.92/347.84 = 237.74/x
  3. Step 3: Cross multiply
    250.92x = 347.84 × 237.74
  4. Step 4: Simplify right side
    250.92x = 82,695.48
  5. Step 5: Solve for x
    x = 82,695.48/250.92
  6. Step 6: Final answer
    x = 329.57

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.