Home / 701,167.88-1,050,921.43-321,768.83

Finding the Fourth Proportional to 701,167.88, 1,050,921.43 and 321,768.83

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Solution

The fourth proportional to 701,167.88, 1,050,921.43 and 321,768.83 is: 482,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,167.88 : 1,050,921.43 = 321,768.83 : x
  2. Step 2: Convert to fraction form
    701,167.88/1,050,921.43 = 321,768.83/x
  3. Step 3: Cross multiply
    701,167.88x = 1,050,921.43 × 321,768.83
  4. Step 4: Simplify right side
    701,167.88x = 338,153,760,775.91
  5. Step 5: Solve for x
    x = 338,153,760,775.91/701,167.88
  6. Step 6: Final answer
    x = 482,272.18

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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.