Home / 980,725.59-1,471,086.22-261,067.45

Finding the Fourth Proportional to 980,725.59, 1,471,086.22 and 261,067.45

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Solution

The fourth proportional to 980,725.59, 1,471,086.22 and 261,067.45 is: 391,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,725.59 : 1,471,086.22 = 261,067.45 : x
  2. Step 2: Convert to fraction form
    980,725.59/1,471,086.22 = 261,067.45/x
  3. Step 3: Cross multiply
    980,725.59x = 1,471,086.22 × 261,067.45
  4. Step 4: Simplify right side
    980,725.59x = 384,052,729,371.73
  5. Step 5: Solve for x
    x = 384,052,729,371.73/980,725.59
  6. Step 6: Final answer
    x = 391,600.60

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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.