Home / 828,016.60-1,241,909.70-267,107.80

Finding the Fourth Proportional to 828,016.60, 1,241,909.70 and 267,107.80

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Solution

The fourth proportional to 828,016.60, 1,241,909.70 and 267,107.80 is: 400,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,016.60 : 1,241,909.70 = 267,107.80 : x
  2. Step 2: Convert to fraction form
    828,016.60/1,241,909.70 = 267,107.80/x
  3. Step 3: Cross multiply
    828,016.60x = 1,241,909.70 × 267,107.80
  4. Step 4: Simplify right side
    828,016.60x = 331,723,767,765.66
  5. Step 5: Solve for x
    x = 331,723,767,765.66/828,016.60
  6. Step 6: Final answer
    x = 400,624.54

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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.