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Finding the Fourth Proportional to 244.92, 338.52 and 186.60

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Solution

The fourth proportional to 244.92, 338.52 and 186.60 is: 257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.92 : 338.52 = 186.60 : x
  2. Step 2: Convert to fraction form
    244.92/338.52 = 186.60/x
  3. Step 3: Cross multiply
    244.92x = 338.52 × 186.60
  4. Step 4: Simplify right side
    244.92x = 63,167.83
  5. Step 5: Solve for x
    x = 63,167.83/244.92
  6. Step 6: Final answer
    x = 257.91

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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.