Home / 646,884.28-970,513.50-267,734.92

Finding the Fourth Proportional to 646,884.28, 970,513.50 and 267,734.92

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Solution

The fourth proportional to 646,884.28, 970,513.50 and 267,734.92 is: 401,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,884.28 : 970,513.50 = 267,734.92 : x
  2. Step 2: Convert to fraction form
    646,884.28/970,513.50 = 267,734.92/x
  3. Step 3: Cross multiply
    646,884.28x = 970,513.50 × 267,734.92
  4. Step 4: Simplify right side
    646,884.28x = 259,840,354,281.42
  5. Step 5: Solve for x
    x = 259,840,354,281.42/646,884.28
  6. Step 6: Final answer
    x = 401,679.81

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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.