Home / 331,318.20-496,977.30-295,375.80

Finding the Fourth Proportional to 331,318.20, 496,977.30 and 295,375.80

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Solution

The fourth proportional to 331,318.20, 496,977.30 and 295,375.80 is: 443,063.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,318.20 : 496,977.30 = 295,375.80 : x
  2. Step 2: Convert to fraction form
    331,318.20/496,977.30 = 295,375.80/x
  3. Step 3: Cross multiply
    331,318.20x = 496,977.30 × 295,375.80
  4. Step 4: Simplify right side
    331,318.20x = 146,795,067,569.34
  5. Step 5: Solve for x
    x = 146,795,067,569.34/331,318.20
  6. Step 6: Final answer
    x = 443,063.70

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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.