Home / 716,648.31-1,074,936.60-267,334.02

Finding the Fourth Proportional to 716,648.31, 1,074,936.60 and 267,334.02

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Solution

The fourth proportional to 716,648.31, 1,074,936.60 and 267,334.02 is: 400,987.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,648.31 : 1,074,936.60 = 267,334.02 : x
  2. Step 2: Convert to fraction form
    716,648.31/1,074,936.60 = 267,334.02/x
  3. Step 3: Cross multiply
    716,648.31x = 1,074,936.60 × 267,334.02
  4. Step 4: Simplify right side
    716,648.31x = 287,367,122,523.13
  5. Step 5: Solve for x
    x = 287,367,122,523.13/716,648.31
  6. Step 6: Final answer
    x = 400,987.65

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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.