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Finding the Fourth Proportional to 339,673.92, 509,650.61 and 150,034.29

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Solution

The fourth proportional to 339,673.92, 509,650.61 and 150,034.29 is: 225,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,673.92 : 509,650.61 = 150,034.29 : x
  2. Step 2: Convert to fraction form
    339,673.92/509,650.61 = 150,034.29/x
  3. Step 3: Cross multiply
    339,673.92x = 509,650.61 × 150,034.29
  4. Step 4: Simplify right side
    339,673.92x = 76,465,067,419.42
  5. Step 5: Solve for x
    x = 76,465,067,419.42/339,673.92
  6. Step 6: Final answer
    x = 225,113.15

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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.