Home / 331,177.20-496,487.16-144,047.76

Finding the Fourth Proportional to 331,177.20, 496,487.16 and 144,047.76

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Solution

The fourth proportional to 331,177.20, 496,487.16 and 144,047.76 is: 215,950.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,177.20 : 496,487.16 = 144,047.76 : x
  2. Step 2: Convert to fraction form
    331,177.20/496,487.16 = 144,047.76/x
  3. Step 3: Cross multiply
    331,177.20x = 496,487.16 × 144,047.76
  4. Step 4: Simplify right side
    331,177.20x = 71,517,863,266.76
  5. Step 5: Solve for x
    x = 71,517,863,266.76/331,177.20
  6. Step 6: Final answer
    x = 215,950.44

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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.