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Finding the Fourth Proportional to 250.03, 343.96 and 240.04

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Solution

The fourth proportional to 250.03, 343.96 and 240.04 is: 330.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.03 : 343.96 = 240.04 : x
  2. Step 2: Convert to fraction form
    250.03/343.96 = 240.04/x
  3. Step 3: Cross multiply
    250.03x = 343.96 × 240.04
  4. Step 4: Simplify right side
    250.03x = 82,563.99
  5. Step 5: Solve for x
    x = 82,563.99/250.03
  6. Step 6: Final answer
    x = 330.21

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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.