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Finding the Fourth Proportional to 250.89, 377.01 and 248.73

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Solution

The fourth proportional to 250.89, 377.01 and 248.73 is: 373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.89 : 377.01 = 248.73 : x
  2. Step 2: Convert to fraction form
    250.89/377.01 = 248.73/x
  3. Step 3: Cross multiply
    250.89x = 377.01 × 248.73
  4. Step 4: Simplify right side
    250.89x = 93,773.70
  5. Step 5: Solve for x
    x = 93,773.70/250.89
  6. Step 6: Final answer
    x = 373.76

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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.