Home / 274,244.20-411,366.30-199,205.80

Finding the Fourth Proportional to 274,244.20, 411,366.30 and 199,205.80

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Solution

The fourth proportional to 274,244.20, 411,366.30 and 199,205.80 is: 298,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,244.20 : 411,366.30 = 199,205.80 : x
  2. Step 2: Convert to fraction form
    274,244.20/411,366.30 = 199,205.80/x
  3. Step 3: Cross multiply
    274,244.20x = 411,366.30 × 199,205.80
  4. Step 4: Simplify right side
    274,244.20x = 81,946,552,884.54
  5. Step 5: Solve for x
    x = 81,946,552,884.54/274,244.20
  6. Step 6: Final answer
    x = 298,808.70

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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.