Home / 827,748.40-1,241,622.60-295,286.80

Finding the Fourth Proportional to 827,748.40, 1,241,622.60 and 295,286.80

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Solution

The fourth proportional to 827,748.40, 1,241,622.60 and 295,286.80 is: 442,930.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,748.40 : 1,241,622.60 = 295,286.80 : x
  2. Step 2: Convert to fraction form
    827,748.40/1,241,622.60 = 295,286.80/x
  3. Step 3: Cross multiply
    827,748.40x = 1,241,622.60 × 295,286.80
  4. Step 4: Simplify right side
    827,748.40x = 366,634,764,361.68
  5. Step 5: Solve for x
    x = 366,634,764,361.68/827,748.40
  6. Step 6: Final answer
    x = 442,930.20

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Similar ratio
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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.