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Finding the Fourth Proportional to 250.76, 371.93 and 247.12

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Solution

The fourth proportional to 250.76, 371.93 and 247.12 is: 366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.76 : 371.93 = 247.12 : x
  2. Step 2: Convert to fraction form
    250.76/371.93 = 247.12/x
  3. Step 3: Cross multiply
    250.76x = 371.93 × 247.12
  4. Step 4: Simplify right side
    250.76x = 91,909.18
  5. Step 5: Solve for x
    x = 91,909.18/250.76
  6. Step 6: Final answer
    x = 366.52

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.