Home / 866,575.96-1,299,387.66-267,373.72

Finding the Fourth Proportional to 866,575.96, 1,299,387.66 and 267,373.72

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Solution

The fourth proportional to 866,575.96, 1,299,387.66 and 267,373.72 is: 400,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,575.96 : 1,299,387.66 = 267,373.72 : x
  2. Step 2: Convert to fraction form
    866,575.96/1,299,387.66 = 267,373.72/x
  3. Step 3: Cross multiply
    866,575.96x = 1,299,387.66 × 267,373.72
  4. Step 4: Simplify right side
    866,575.96x = 347,422,112,376.30
  5. Step 5: Solve for x
    x = 347,422,112,376.30/866,575.96
  6. Step 6: Final answer
    x = 400,913.63

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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.