Home / 791,947.20-1,092,910.19-447,775.74

Finding the Fourth Proportional to 791,947.20, 1,092,910.19 and 447,775.74

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Solution

The fourth proportional to 791,947.20, 1,092,910.19 and 447,775.74 is: 617,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,947.20 : 1,092,910.19 = 447,775.74 : x
  2. Step 2: Convert to fraction form
    791,947.20/1,092,910.19 = 447,775.74/x
  3. Step 3: Cross multiply
    791,947.20x = 1,092,910.19 × 447,775.74
  4. Step 4: Simplify right side
    791,947.20x = 489,378,669,080.79
  5. Step 5: Solve for x
    x = 489,378,669,080.79/791,947.20
  6. Step 6: Final answer
    x = 617,943.56

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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.