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Finding the Fourth Proportional to 244.68, 338.08 and 195.92

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Solution

The fourth proportional to 244.68, 338.08 and 195.92 is: 270.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.68 : 338.08 = 195.92 : x
  2. Step 2: Convert to fraction form
    244.68/338.08 = 195.92/x
  3. Step 3: Cross multiply
    244.68x = 338.08 × 195.92
  4. Step 4: Simplify right side
    244.68x = 66,236.63
  5. Step 5: Solve for x
    x = 66,236.63/244.68
  6. Step 6: Final answer
    x = 270.71

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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.