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Finding the Fourth Proportional to 247.84, 340.01 and 241.48

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Solution

The fourth proportional to 247.84, 340.01 and 241.48 is: 331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.84 : 340.01 = 241.48 : x
  2. Step 2: Convert to fraction form
    247.84/340.01 = 241.48/x
  3. Step 3: Cross multiply
    247.84x = 340.01 × 241.48
  4. Step 4: Simplify right side
    247.84x = 82,105.61
  5. Step 5: Solve for x
    x = 82,105.61/247.84
  6. Step 6: Final answer
    x = 331.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.