Home / 827,712.80-1,241,277.60-295,251.20

Finding the Fourth Proportional to 827,712.80, 1,241,277.60 and 295,251.20

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Solution

The fourth proportional to 827,712.80, 1,241,277.60 and 295,251.20 is: 442,772.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,712.80 : 1,241,277.60 = 295,251.20 : x
  2. Step 2: Convert to fraction form
    827,712.80/1,241,277.60 = 295,251.20/x
  3. Step 3: Cross multiply
    827,712.80x = 1,241,277.60 × 295,251.20
  4. Step 4: Simplify right side
    827,712.80x = 366,488,700,933.12
  5. Step 5: Solve for x
    x = 366,488,700,933.12/827,712.80
  6. Step 6: Final answer
    x = 442,772.78

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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.