Home / 576,249.08-795,279-321,623.96

Finding the Fourth Proportional to 576,249.08, 795,279 and 321,623.96

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Solution

The fourth proportional to 576,249.08, 795,279 and 321,623.96 is: 443,871.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,249.08 : 795,279 = 321,623.96 : x
  2. Step 2: Convert to fraction form
    576,249.08/795,279 = 321,623.96/x
  3. Step 3: Cross multiply
    576,249.08x = 795,279 × 321,623.96
  4. Step 4: Simplify right side
    576,249.08x = 255,780,781,284.84
  5. Step 5: Solve for x
    x = 255,780,781,284.84/576,249.08
  6. Step 6: Final answer
    x = 443,871.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.