Home / 828,961.80-1,244,057.10-548,385.80

Finding the Fourth Proportional to 828,961.80, 1,244,057.10 and 548,385.80

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Solution

The fourth proportional to 828,961.80, 1,244,057.10 and 548,385.80 is: 822,985.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,961.80 : 1,244,057.10 = 548,385.80 : x
  2. Step 2: Convert to fraction form
    828,961.80/1,244,057.10 = 548,385.80/x
  3. Step 3: Cross multiply
    828,961.80x = 1,244,057.10 × 548,385.80
  4. Step 4: Simplify right side
    828,961.80x = 682,223,248,029.18
  5. Step 5: Solve for x
    x = 682,223,248,029.18/828,961.80
  6. Step 6: Final answer
    x = 822,985.15

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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.