Home / 792,022.80-1,188,034.20-259,561.20

Finding the Fourth Proportional to 792,022.80, 1,188,034.20 and 259,561.20

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Solution

The fourth proportional to 792,022.80, 1,188,034.20 and 259,561.20 is: 389,341.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,022.80 : 1,188,034.20 = 259,561.20 : x
  2. Step 2: Convert to fraction form
    792,022.80/1,188,034.20 = 259,561.20/x
  3. Step 3: Cross multiply
    792,022.80x = 1,188,034.20 × 259,561.20
  4. Step 4: Simplify right side
    792,022.80x = 308,367,582,593.04
  5. Step 5: Solve for x
    x = 308,367,582,593.04/792,022.80
  6. Step 6: Final answer
    x = 389,341.80

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Similar ratio
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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.