Home / 674,691.97-931,049.39-368,765.83

Finding the Fourth Proportional to 674,691.97, 931,049.39 and 368,765.83

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Solution

The fourth proportional to 674,691.97, 931,049.39 and 368,765.83 is: 508,882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,691.97 : 931,049.39 = 368,765.83 : x
  2. Step 2: Convert to fraction form
    674,691.97/931,049.39 = 368,765.83/x
  3. Step 3: Cross multiply
    674,691.97x = 931,049.39 × 368,765.83
  4. Step 4: Simplify right side
    674,691.97x = 343,339,201,085.76
  5. Step 5: Solve for x
    x = 343,339,201,085.76/674,691.97
  6. Step 6: Final answer
    x = 508,882.89

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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.