Home / 794,739.20-1,192,108.80-321,180.80

Finding the Fourth Proportional to 794,739.20, 1,192,108.80 and 321,180.80

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Solution

The fourth proportional to 794,739.20, 1,192,108.80 and 321,180.80 is: 481,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,739.20 : 1,192,108.80 = 321,180.80 : x
  2. Step 2: Convert to fraction form
    794,739.20/1,192,108.80 = 321,180.80/x
  3. Step 3: Cross multiply
    794,739.20x = 1,192,108.80 × 321,180.80
  4. Step 4: Simplify right side
    794,739.20x = 382,882,458,071.04
  5. Step 5: Solve for x
    x = 382,882,458,071.04/794,739.20
  6. Step 6: Final answer
    x = 481,771.20

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1.5x scale

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.