Home / 327,310.13-451,431.83-224,005.57

Finding the Fourth Proportional to 327,310.13, 451,431.83 and 224,005.57

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Solution

The fourth proportional to 327,310.13, 451,431.83 and 224,005.57 is: 308,952.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,310.13 : 451,431.83 = 224,005.57 : x
  2. Step 2: Convert to fraction form
    327,310.13/451,431.83 = 224,005.57/x
  3. Step 3: Cross multiply
    327,310.13x = 451,431.83 × 224,005.57
  4. Step 4: Simplify right side
    327,310.13x = 101,123,243,826.73
  5. Step 5: Solve for x
    x = 101,123,243,826.73/327,310.13
  6. Step 6: Final answer
    x = 308,952.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.