Home / 275,732.22-413,804.20-204,818.60

Finding the Fourth Proportional to 275,732.22, 413,804.20 and 204,818.60

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Solution

The fourth proportional to 275,732.22, 413,804.20 and 204,818.60 is: 307,380.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,732.22 : 413,804.20 = 204,818.60 : x
  2. Step 2: Convert to fraction form
    275,732.22/413,804.20 = 204,818.60/x
  3. Step 3: Cross multiply
    275,732.22x = 413,804.20 × 204,818.60
  4. Step 4: Simplify right side
    275,732.22x = 84,754,796,918.12
  5. Step 5: Solve for x
    x = 84,754,796,918.12/275,732.22
  6. Step 6: Final answer
    x = 307,380.82

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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.