Home / 866,294.28-1,299,356.37-267,093.54

Finding the Fourth Proportional to 866,294.28, 1,299,356.37 and 267,093.54

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Solution

The fourth proportional to 866,294.28, 1,299,356.37 and 267,093.54 is: 400,614.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,294.28 : 1,299,356.37 = 267,093.54 : x
  2. Step 2: Convert to fraction form
    866,294.28/1,299,356.37 = 267,093.54/x
  3. Step 3: Cross multiply
    866,294.28x = 1,299,356.37 × 267,093.54
  4. Step 4: Simplify right side
    866,294.28x = 347,049,692,584.85
  5. Step 5: Solve for x
    x = 347,049,692,584.85/866,294.28
  6. Step 6: Final answer
    x = 400,614.09

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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.