Home / 728,080.67-1,092,047.20-195,532.52

Finding the Fourth Proportional to 728,080.67, 1,092,047.20 and 195,532.52

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Solution

The fourth proportional to 728,080.67, 1,092,047.20 and 195,532.52 is: 293,278.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,080.67 : 1,092,047.20 = 195,532.52 : x
  2. Step 2: Convert to fraction form
    728,080.67/1,092,047.20 = 195,532.52/x
  3. Step 3: Cross multiply
    728,080.67x = 1,092,047.20 × 195,532.52
  4. Step 4: Simplify right side
    728,080.67x = 213,530,735,025.88
  5. Step 5: Solve for x
    x = 213,530,735,025.88/728,080.67
  6. Step 6: Final answer
    x = 293,278.95

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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.