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Finding the Fourth Proportional to 250.02, 343.98 and 249.48

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Solution

The fourth proportional to 250.02, 343.98 and 249.48 is: 343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.02 : 343.98 = 249.48 : x
  2. Step 2: Convert to fraction form
    250.02/343.98 = 249.48/x
  3. Step 3: Cross multiply
    250.02x = 343.98 × 249.48
  4. Step 4: Simplify right side
    250.02x = 85,816.13
  5. Step 5: Solve for x
    x = 85,816.13/250.02
  6. Step 6: Final answer
    x = 343.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.