Home / 828,015.60-1,241,908.20-267,106.80

Finding the Fourth Proportional to 828,015.60, 1,241,908.20 and 267,106.80

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Solution

The fourth proportional to 828,015.60, 1,241,908.20 and 267,106.80 is: 400,623.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,015.60 : 1,241,908.20 = 267,106.80 : x
  2. Step 2: Convert to fraction form
    828,015.60/1,241,908.20 = 267,106.80/x
  3. Step 3: Cross multiply
    828,015.60x = 1,241,908.20 × 267,106.80
  4. Step 4: Simplify right side
    828,015.60x = 331,722,125,195.76
  5. Step 5: Solve for x
    x = 331,722,125,195.76/828,015.60
  6. Step 6: Final answer
    x = 400,623.04

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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.