Home / 699,902.56-1,049,034.36-267,336.40

Finding the Fourth Proportional to 699,902.56, 1,049,034.36 and 267,336.40

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Solution

The fourth proportional to 699,902.56, 1,049,034.36 and 267,336.40 is: 400,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,902.56 : 1,049,034.36 = 267,336.40 : x
  2. Step 2: Convert to fraction form
    699,902.56/1,049,034.36 = 267,336.40/x
  3. Step 3: Cross multiply
    699,902.56x = 1,049,034.36 × 267,336.40
  4. Step 4: Simplify right side
    699,902.56x = 280,445,069,278.70
  5. Step 5: Solve for x
    x = 280,445,069,278.70/699,902.56
  6. Step 6: Final answer
    x = 400,691.59

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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.