Home / 260,481.20-359,119.47-187,823.30

Finding the Fourth Proportional to 260,481.20, 359,119.47 and 187,823.30

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Solution

The fourth proportional to 260,481.20, 359,119.47 and 187,823.30 is: 258,947.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,481.20 : 359,119.47 = 187,823.30 : x
  2. Step 2: Convert to fraction form
    260,481.20/359,119.47 = 187,823.30/x
  3. Step 3: Cross multiply
    260,481.20x = 359,119.47 × 187,823.30
  4. Step 4: Simplify right side
    260,481.20x = 67,451,002,154.05
  5. Step 5: Solve for x
    x = 67,451,002,154.05/260,481.20
  6. Step 6: Final answer
    x = 258,947.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.