Home / 794,358.36-1,192,386.42-321,352.92

Finding the Fourth Proportional to 794,358.36, 1,192,386.42 and 321,352.92

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Solution

The fourth proportional to 794,358.36, 1,192,386.42 and 321,352.92 is: 482,372.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,358.36 : 1,192,386.42 = 321,352.92 : x
  2. Step 2: Convert to fraction form
    794,358.36/1,192,386.42 = 321,352.92/x
  3. Step 3: Cross multiply
    794,358.36x = 1,192,386.42 × 321,352.92
  4. Step 4: Simplify right side
    794,358.36x = 383,176,857,835.35
  5. Step 5: Solve for x
    x = 383,176,857,835.35/794,358.36
  6. Step 6: Final answer
    x = 482,372.79

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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.