Home / 866,236.13-1,298,481.76-361,076.73

Finding the Fourth Proportional to 866,236.13, 1,298,481.76 and 361,076.73

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Solution

The fourth proportional to 866,236.13, 1,298,481.76 and 361,076.73 is: 541,251.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,236.13 : 1,298,481.76 = 361,076.73 : x
  2. Step 2: Convert to fraction form
    866,236.13/1,298,481.76 = 361,076.73/x
  3. Step 3: Cross multiply
    866,236.13x = 1,298,481.76 × 361,076.73
  4. Step 4: Simplify right side
    866,236.13x = 468,851,539,567.65
  5. Step 5: Solve for x
    x = 468,851,539,567.65/866,236.13
  6. Step 6: Final answer
    x = 541,251.42

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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.