Home / 716,461.87-1,074,657.75-267,147.70

Finding the Fourth Proportional to 716,461.87, 1,074,657.75 and 267,147.70

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Solution

The fourth proportional to 716,461.87, 1,074,657.75 and 267,147.70 is: 400,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,461.87 : 1,074,657.75 = 267,147.70 : x
  2. Step 2: Convert to fraction form
    716,461.87/1,074,657.75 = 267,147.70/x
  3. Step 3: Cross multiply
    716,461.87x = 1,074,657.75 × 267,147.70
  4. Step 4: Simplify right side
    716,461.87x = 287,092,344,765.29
  5. Step 5: Solve for x
    x = 287,092,344,765.29/716,461.87
  6. Step 6: Final answer
    x = 400,708.48

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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.