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Finding the Fourth Proportional to 250.46, 376.10 and 154.88

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Solution

The fourth proportional to 250.46, 376.10 and 154.88 is: 232.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.46 : 376.10 = 154.88 : x
  2. Step 2: Convert to fraction form
    250.46/376.10 = 154.88/x
  3. Step 3: Cross multiply
    250.46x = 376.10 × 154.88
  4. Step 4: Simplify right side
    250.46x = 58,250.37
  5. Step 5: Solve for x
    x = 58,250.37/250.46
  6. Step 6: Final answer
    x = 232.57

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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.