Home / 397,604.20-596,406.30-148,253.80

Finding the Fourth Proportional to 397,604.20, 596,406.30 and 148,253.80

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Solution

The fourth proportional to 397,604.20, 596,406.30 and 148,253.80 is: 222,380.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,604.20 : 596,406.30 = 148,253.80 : x
  2. Step 2: Convert to fraction form
    397,604.20/596,406.30 = 148,253.80/x
  3. Step 3: Cross multiply
    397,604.20x = 596,406.30 × 148,253.80
  4. Step 4: Simplify right side
    397,604.20x = 88,419,500,318.94
  5. Step 5: Solve for x
    x = 88,419,500,318.94/397,604.20
  6. Step 6: Final answer
    x = 222,380.70

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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.