Home / 866,274.66-1,299,559.95-267,224.58

Finding the Fourth Proportional to 866,274.66, 1,299,559.95 and 267,224.58

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Solution

The fourth proportional to 866,274.66, 1,299,559.95 and 267,224.58 is: 400,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,274.66 : 1,299,559.95 = 267,224.58 : x
  2. Step 2: Convert to fraction form
    866,274.66/1,299,559.95 = 267,224.58/x
  3. Step 3: Cross multiply
    866,274.66x = 1,299,559.95 × 267,224.58
  4. Step 4: Simplify right side
    866,274.66x = 347,274,361,823.57
  5. Step 5: Solve for x
    x = 347,274,361,823.57/866,274.66
  6. Step 6: Final answer
    x = 400,882.51

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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.