Home / 996,427.20-1,494,640.80-397,079.85

Finding the Fourth Proportional to 996,427.20, 1,494,640.80 and 397,079.85

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Solution

The fourth proportional to 996,427.20, 1,494,640.80 and 397,079.85 is: 595,619.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,427.20 : 1,494,640.80 = 397,079.85 : x
  2. Step 2: Convert to fraction form
    996,427.20/1,494,640.80 = 397,079.85/x
  3. Step 3: Cross multiply
    996,427.20x = 1,494,640.80 × 397,079.85
  4. Step 4: Simplify right side
    996,427.20x = 593,491,744,667.88
  5. Step 5: Solve for x
    x = 593,491,744,667.88/996,427.20
  6. Step 6: Final answer
    x = 595,619.78

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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.