Home / 828,954.80-1,244,046.60-548,378.80

Finding the Fourth Proportional to 828,954.80, 1,244,046.60 and 548,378.80

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Solution

The fourth proportional to 828,954.80, 1,244,046.60 and 548,378.80 is: 822,974.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,954.80 : 1,244,046.60 = 548,378.80 : x
  2. Step 2: Convert to fraction form
    828,954.80/1,244,046.60 = 548,378.80/x
  3. Step 3: Cross multiply
    828,954.80x = 1,244,046.60 × 548,378.80
  4. Step 4: Simplify right side
    828,954.80x = 682,208,781,652.08
  5. Step 5: Solve for x
    x = 682,208,781,652.08/828,954.80
  6. Step 6: Final answer
    x = 822,974.64

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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.