Home / 327,183.10-491,037.09-169,456.66

Finding the Fourth Proportional to 327,183.10, 491,037.09 and 169,456.66

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Solution

The fourth proportional to 327,183.10, 491,037.09 and 169,456.66 is: 254,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,183.10 : 491,037.09 = 169,456.66 : x
  2. Step 2: Convert to fraction form
    327,183.10/491,037.09 = 169,456.66/x
  3. Step 3: Cross multiply
    327,183.10x = 491,037.09 × 169,456.66
  4. Step 4: Simplify right side
    327,183.10x = 83,209,503,344.46
  5. Step 5: Solve for x
    x = 83,209,503,344.46/327,183.10
  6. Step 6: Final answer
    x = 254,320.91

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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.