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Finding the Fourth Proportional to 306,791.62, 460,186.17 and 93,558.90

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Solution

The fourth proportional to 306,791.62, 460,186.17 and 93,558.90 is: 140,337.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,791.62 : 460,186.17 = 93,558.90 : x
  2. Step 2: Convert to fraction form
    306,791.62/460,186.17 = 93,558.90/x
  3. Step 3: Cross multiply
    306,791.62x = 460,186.17 × 93,558.90
  4. Step 4: Simplify right side
    306,791.62x = 43,054,512,891.55
  5. Step 5: Solve for x
    x = 43,054,512,891.55/306,791.62
  6. Step 6: Final answer
    x = 140,337.97

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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.