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Finding the Fourth Proportional to 339,674.92, 509,652.11 and 150,035.29

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Solution

The fourth proportional to 339,674.92, 509,652.11 and 150,035.29 is: 225,114.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,674.92 : 509,652.11 = 150,035.29 : x
  2. Step 2: Convert to fraction form
    339,674.92/509,652.11 = 150,035.29/x
  3. Step 3: Cross multiply
    339,674.92x = 509,652.11 × 150,035.29
  4. Step 4: Simplify right side
    339,674.92x = 76,465,802,122.96
  5. Step 5: Solve for x
    x = 76,465,802,122.96/339,674.92
  6. Step 6: Final answer
    x = 225,114.65

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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.