Home / 682,414.48-1,023,752.94-261,657.55

Finding the Fourth Proportional to 682,414.48, 1,023,752.94 and 261,657.55

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Solution

The fourth proportional to 682,414.48, 1,023,752.94 and 261,657.55 is: 392,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,414.48 : 1,023,752.94 = 261,657.55 : x
  2. Step 2: Convert to fraction form
    682,414.48/1,023,752.94 = 261,657.55/x
  3. Step 3: Cross multiply
    682,414.48x = 1,023,752.94 × 261,657.55
  4. Step 4: Simplify right side
    682,414.48x = 267,872,686,085.70
  5. Step 5: Solve for x
    x = 267,872,686,085.70/682,414.48
  6. Step 6: Final answer
    x = 392,536.64

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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.