Home / 747,095.75-1,120,254.53-267,138.56

Finding the Fourth Proportional to 747,095.75, 1,120,254.53 and 267,138.56

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Solution

The fourth proportional to 747,095.75, 1,120,254.53 and 267,138.56 is: 400,568.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,095.75 : 1,120,254.53 = 267,138.56 : x
  2. Step 2: Convert to fraction form
    747,095.75/1,120,254.53 = 267,138.56/x
  3. Step 3: Cross multiply
    747,095.75x = 1,120,254.53 × 267,138.56
  4. Step 4: Simplify right side
    747,095.75x = 299,263,177,892.52
  5. Step 5: Solve for x
    x = 299,263,177,892.52/747,095.75
  6. Step 6: Final answer
    x = 400,568.70

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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.