Home / 485,182.20-727,773.30-360,766.20

Finding the Fourth Proportional to 485,182.20, 727,773.30 and 360,766.20

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Solution

The fourth proportional to 485,182.20, 727,773.30 and 360,766.20 is: 541,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,182.20 : 727,773.30 = 360,766.20 : x
  2. Step 2: Convert to fraction form
    485,182.20/727,773.30 = 360,766.20/x
  3. Step 3: Cross multiply
    485,182.20x = 727,773.30 × 360,766.20
  4. Step 4: Simplify right side
    485,182.20x = 262,556,007,902.46
  5. Step 5: Solve for x
    x = 262,556,007,902.46/485,182.20
  6. Step 6: Final answer
    x = 541,149.30

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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.