Home / 327,799.28-491,769.26-185,712.62

Finding the Fourth Proportional to 327,799.28, 491,769.26 and 185,712.62

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Solution

The fourth proportional to 327,799.28, 491,769.26 and 185,712.62 is: 278,608.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,799.28 : 491,769.26 = 185,712.62 : x
  2. Step 2: Convert to fraction form
    327,799.28/491,769.26 = 185,712.62/x
  3. Step 3: Cross multiply
    327,799.28x = 491,769.26 × 185,712.62
  4. Step 4: Simplify right side
    327,799.28x = 91,327,754,322.65
  5. Step 5: Solve for x
    x = 91,327,754,322.65/327,799.28
  6. Step 6: Final answer
    x = 278,608.77

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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.