Home / 857,104.20-1,182,724.20-475,098.48

Finding the Fourth Proportional to 857,104.20, 1,182,724.20 and 475,098.48

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Solution

The fourth proportional to 857,104.20, 1,182,724.20 and 475,098.48 is: 655,591.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,104.20 : 1,182,724.20 = 475,098.48 : x
  2. Step 2: Convert to fraction form
    857,104.20/1,182,724.20 = 475,098.48/x
  3. Step 3: Cross multiply
    857,104.20x = 1,182,724.20 × 475,098.48
  4. Step 4: Simplify right side
    857,104.20x = 561,910,469,679.22
  5. Step 5: Solve for x
    x = 561,910,469,679.22/857,104.20
  6. Step 6: Final answer
    x = 655,591.78

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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.