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Finding the Fourth Proportional to 242.08, 332.85 and 240.52

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Solution

The fourth proportional to 242.08, 332.85 and 240.52 is: 330.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.08 : 332.85 = 240.52 : x
  2. Step 2: Convert to fraction form
    242.08/332.85 = 240.52/x
  3. Step 3: Cross multiply
    242.08x = 332.85 × 240.52
  4. Step 4: Simplify right side
    242.08x = 80,057.08
  5. Step 5: Solve for x
    x = 80,057.08/242.08
  6. Step 6: Final answer
    x = 330.71

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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.