Home / 866,757.40-1,300,233.30-267,713.80

Finding the Fourth Proportional to 866,757.40, 1,300,233.30 and 267,713.80

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Solution

The fourth proportional to 866,757.40, 1,300,233.30 and 267,713.80 is: 401,600.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,757.40 : 1,300,233.30 = 267,713.80 : x
  2. Step 2: Convert to fraction form
    866,757.40/1,300,233.30 = 267,713.80/x
  3. Step 3: Cross multiply
    866,757.40x = 1,300,233.30 × 267,713.80
  4. Step 4: Simplify right side
    866,757.40x = 348,090,397,629.54
  5. Step 5: Solve for x
    x = 348,090,397,629.54/866,757.40
  6. Step 6: Final answer
    x = 401,600.72

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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.