Home / 728,080.55-1,092,047.01-195,532.38

Finding the Fourth Proportional to 728,080.55, 1,092,047.01 and 195,532.38

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Solution

The fourth proportional to 728,080.55, 1,092,047.01 and 195,532.38 is: 293,278.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,080.55 : 1,092,047.01 = 195,532.38 : x
  2. Step 2: Convert to fraction form
    728,080.55/1,092,047.01 = 195,532.38/x
  3. Step 3: Cross multiply
    728,080.55x = 1,092,047.01 × 195,532.38
  4. Step 4: Simplify right side
    728,080.55x = 213,530,550,937.18
  5. Step 5: Solve for x
    x = 213,530,550,937.18/728,080.55
  6. Step 6: Final answer
    x = 293,278.75

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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.