Home / 747,096.75-1,120,256.03-267,139.56

Finding the Fourth Proportional to 747,096.75, 1,120,256.03 and 267,139.56

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Solution

The fourth proportional to 747,096.75, 1,120,256.03 and 267,139.56 is: 400,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,096.75 : 1,120,256.03 = 267,139.56 : x
  2. Step 2: Convert to fraction form
    747,096.75/1,120,256.03 = 267,139.56/x
  3. Step 3: Cross multiply
    747,096.75x = 1,120,256.03 × 267,139.56
  4. Step 4: Simplify right side
    747,096.75x = 299,264,702,941.55
  5. Step 5: Solve for x
    x = 299,264,702,941.55/747,096.75
  6. Step 6: Final answer
    x = 400,570.21

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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.