Home / 300,727.46-449,844.54-229,108.20

Finding the Fourth Proportional to 300,727.46, 449,844.54 and 229,108.20

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Solution

The fourth proportional to 300,727.46, 449,844.54 and 229,108.20 is: 342,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,727.46 : 449,844.54 = 229,108.20 : x
  2. Step 2: Convert to fraction form
    300,727.46/449,844.54 = 229,108.20/x
  3. Step 3: Cross multiply
    300,727.46x = 449,844.54 × 229,108.20
  4. Step 4: Simplify right side
    300,727.46x = 103,063,072,839.23
  5. Step 5: Solve for x
    x = 103,063,072,839.23/300,727.46
  6. Step 6: Final answer
    x = 342,712.54

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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.