Home / 747,574.29-1,121,377.41-267,833.34

Finding the Fourth Proportional to 747,574.29, 1,121,377.41 and 267,833.34

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Solution

The fourth proportional to 747,574.29, 1,121,377.41 and 267,833.34 is: 401,755.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,574.29 : 1,121,377.41 = 267,833.34 : x
  2. Step 2: Convert to fraction form
    747,574.29/1,121,377.41 = 267,833.34/x
  3. Step 3: Cross multiply
    747,574.29x = 1,121,377.41 × 267,833.34
  4. Step 4: Simplify right side
    747,574.29x = 300,342,257,120.85
  5. Step 5: Solve for x
    x = 300,342,257,120.85/747,574.29
  6. Step 6: Final answer
    x = 401,755.73

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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.