Home / 682,634.52-1,023,188.49-255,759.66

Finding the Fourth Proportional to 682,634.52, 1,023,188.49 and 255,759.66

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Solution

The fourth proportional to 682,634.52, 1,023,188.49 and 255,759.66 is: 383,353.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,634.52 : 1,023,188.49 = 255,759.66 : x
  2. Step 2: Convert to fraction form
    682,634.52/1,023,188.49 = 255,759.66/x
  3. Step 3: Cross multiply
    682,634.52x = 1,023,188.49 × 255,759.66
  4. Step 4: Simplify right side
    682,634.52x = 261,690,340,318.31
  5. Step 5: Solve for x
    x = 261,690,340,318.31/682,634.52
  6. Step 6: Final answer
    x = 383,353.51

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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.