Home / 794,206.20-1,191,531.70-321,223.80

Finding the Fourth Proportional to 794,206.20, 1,191,531.70 and 321,223.80

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Solution

The fourth proportional to 794,206.20, 1,191,531.70 and 321,223.80 is: 481,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,206.20 : 1,191,531.70 = 321,223.80 : x
  2. Step 2: Convert to fraction form
    794,206.20/1,191,531.70 = 321,223.80/x
  3. Step 3: Cross multiply
    794,206.20x = 1,191,531.70 × 321,223.80
  4. Step 4: Simplify right side
    794,206.20x = 382,748,340,494.46
  5. Step 5: Solve for x
    x = 382,748,340,494.46/794,206.20
  6. Step 6: Final answer
    x = 481,925.65

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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.