Home / 264,671.16-396,965.04-219,979.44

Finding the Fourth Proportional to 264,671.16, 396,965.04 and 219,979.44

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Solution

The fourth proportional to 264,671.16, 396,965.04 and 219,979.44 is: 329,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,671.16 : 396,965.04 = 219,979.44 : x
  2. Step 2: Convert to fraction form
    264,671.16/396,965.04 = 219,979.44/x
  3. Step 3: Cross multiply
    264,671.16x = 396,965.04 × 219,979.44
  4. Step 4: Simplify right side
    264,671.16x = 87,324,147,198.78
  5. Step 5: Solve for x
    x = 87,324,147,198.78/264,671.16
  6. Step 6: Final answer
    x = 329,934.50

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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.