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Finding the Fourth Proportional to 306.92, 460.04 and 124.27

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Solution

The fourth proportional to 306.92, 460.04 and 124.27 is: 186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.92 : 460.04 = 124.27 : x
  2. Step 2: Convert to fraction form
    306.92/460.04 = 124.27/x
  3. Step 3: Cross multiply
    306.92x = 460.04 × 124.27
  4. Step 4: Simplify right side
    306.92x = 57,169.17
  5. Step 5: Solve for x
    x = 57,169.17/306.92
  6. Step 6: Final answer
    x = 186.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.