Home / 942,672.38-1,414,229.94-311,586.12

Finding the Fourth Proportional to 942,672.38, 1,414,229.94 and 311,586.12

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Solution

The fourth proportional to 942,672.38, 1,414,229.94 and 311,586.12 is: 467,452.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,672.38 : 1,414,229.94 = 311,586.12 : x
  2. Step 2: Convert to fraction form
    942,672.38/1,414,229.94 = 311,586.12/x
  3. Step 3: Cross multiply
    942,672.38x = 1,414,229.94 × 311,586.12
  4. Step 4: Simplify right side
    942,672.38x = 440,654,419,792.43
  5. Step 5: Solve for x
    x = 440,654,419,792.43/942,672.38
  6. Step 6: Final answer
    x = 467,452.35

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1.5x scale

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.