Home / 679,195.28-1,018,734.24-229,906.56

Finding the Fourth Proportional to 679,195.28, 1,018,734.24 and 229,906.56

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Solution

The fourth proportional to 679,195.28, 1,018,734.24 and 229,906.56 is: 344,839.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,195.28 : 1,018,734.24 = 229,906.56 : x
  2. Step 2: Convert to fraction form
    679,195.28/1,018,734.24 = 229,906.56/x
  3. Step 3: Cross multiply
    679,195.28x = 1,018,734.24 × 229,906.56
  4. Step 4: Simplify right side
    679,195.28x = 234,213,684,672.61
  5. Step 5: Solve for x
    x = 234,213,684,672.61/679,195.28
  6. Step 6: Final answer
    x = 344,839.98

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Similar ratio
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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.