Home / 327,799.13-491,990.72-167,983.89

Finding the Fourth Proportional to 327,799.13, 491,990.72 and 167,983.89

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Solution

The fourth proportional to 327,799.13, 491,990.72 and 167,983.89 is: 252,125.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,799.13 : 491,990.72 = 167,983.89 : x
  2. Step 2: Convert to fraction form
    327,799.13/491,990.72 = 167,983.89/x
  3. Step 3: Cross multiply
    327,799.13x = 491,990.72 × 167,983.89
  4. Step 4: Simplify right side
    327,799.13x = 82,646,514,149.58
  5. Step 5: Solve for x
    x = 82,646,514,149.58/327,799.13
  6. Step 6: Final answer
    x = 252,125.49

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1.5x scale

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.