Home / 828,810.60-1,242,903.42-267,694.44

Finding the Fourth Proportional to 828,810.60, 1,242,903.42 and 267,694.44

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Solution

The fourth proportional to 828,810.60, 1,242,903.42 and 267,694.44 is: 401,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,810.60 : 1,242,903.42 = 267,694.44 : x
  2. Step 2: Convert to fraction form
    828,810.60/1,242,903.42 = 267,694.44/x
  3. Step 3: Cross multiply
    828,810.60x = 1,242,903.42 × 267,694.44
  4. Step 4: Simplify right side
    828,810.60x = 332,718,334,990.99
  5. Step 5: Solve for x
    x = 332,718,334,990.99/828,810.60
  6. Step 6: Final answer
    x = 401,440.73

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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.