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Finding the Fourth Proportional to 234,651.85, 348,959.22 and 227,178.38

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Solution

The fourth proportional to 234,651.85, 348,959.22 and 227,178.38 is: 337,845.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,651.85 : 348,959.22 = 227,178.38 : x
  2. Step 2: Convert to fraction form
    234,651.85/348,959.22 = 227,178.38/x
  3. Step 3: Cross multiply
    234,651.85x = 348,959.22 × 227,178.38
  4. Step 4: Simplify right side
    234,651.85x = 79,275,989,149.77
  5. Step 5: Solve for x
    x = 79,275,989,149.77/234,651.85
  6. Step 6: Final answer
    x = 337,845.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.