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Finding the Fourth Proportional to 247.01, 372.03 and 240.86

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Solution

The fourth proportional to 247.01, 372.03 and 240.86 is: 362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.01 : 372.03 = 240.86 : x
  2. Step 2: Convert to fraction form
    247.01/372.03 = 240.86/x
  3. Step 3: Cross multiply
    247.01x = 372.03 × 240.86
  4. Step 4: Simplify right side
    247.01x = 89,606.43
  5. Step 5: Solve for x
    x = 89,606.43/247.01
  6. Step 6: Final answer
    x = 362.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.