Home / 866,494.34-1,299,241.22-267,294.61

Finding the Fourth Proportional to 866,494.34, 1,299,241.22 and 267,294.61

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Solution

The fourth proportional to 866,494.34, 1,299,241.22 and 267,294.61 is: 400,787.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,494.34 : 1,299,241.22 = 267,294.61 : x
  2. Step 2: Convert to fraction form
    866,494.34/1,299,241.22 = 267,294.61/x
  3. Step 3: Cross multiply
    866,494.34x = 1,299,241.22 × 267,294.61
  4. Step 4: Simplify right side
    866,494.34x = 347,280,175,195.82
  5. Step 5: Solve for x
    x = 347,280,175,195.82/866,494.34
  6. Step 6: Final answer
    x = 400,787.59

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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.