Home / 827,664.80-1,241,205.60-295,203.20

Finding the Fourth Proportional to 827,664.80, 1,241,205.60 and 295,203.20

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Solution

The fourth proportional to 827,664.80, 1,241,205.60 and 295,203.20 is: 442,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,664.80 : 1,241,205.60 = 295,203.20 : x
  2. Step 2: Convert to fraction form
    827,664.80/1,241,205.60 = 295,203.20/x
  3. Step 3: Cross multiply
    827,664.80x = 1,241,205.60 × 295,203.20
  4. Step 4: Simplify right side
    827,664.80x = 366,407,864,977.92
  5. Step 5: Solve for x
    x = 366,407,864,977.92/827,664.80
  6. Step 6: Final answer
    x = 442,700.80

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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.