Home / 725,040.60-1,087,560.90-251,773.80

Finding the Fourth Proportional to 725,040.60, 1,087,560.90 and 251,773.80

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Solution

The fourth proportional to 725,040.60, 1,087,560.90 and 251,773.80 is: 377,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,040.60 : 1,087,560.90 = 251,773.80 : x
  2. Step 2: Convert to fraction form
    725,040.60/1,087,560.90 = 251,773.80/x
  3. Step 3: Cross multiply
    725,040.60x = 1,087,560.90 × 251,773.80
  4. Step 4: Simplify right side
    725,040.60x = 273,819,340,524.42
  5. Step 5: Solve for x
    x = 273,819,340,524.42/725,040.60
  6. Step 6: Final answer
    x = 377,660.70

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1.5x scale

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.