Home / 252,731.10-378,679.92-226,687.98

Finding the Fourth Proportional to 252,731.10, 378,679.92 and 226,687.98

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Solution

The fourth proportional to 252,731.10, 378,679.92 and 226,687.98 is: 339,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,731.10 : 378,679.92 = 226,687.98 : x
  2. Step 2: Convert to fraction form
    252,731.10/378,679.92 = 226,687.98/x
  3. Step 3: Cross multiply
    252,731.10x = 378,679.92 × 226,687.98
  4. Step 4: Simplify right side
    252,731.10x = 85,842,186,131.36
  5. Step 5: Solve for x
    x = 85,842,186,131.36/252,731.10
  6. Step 6: Final answer
    x = 339,658.18

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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.