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Finding the Fourth Proportional to 299,736.65, 449,782.20 and 110,329.97

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Solution

The fourth proportional to 299,736.65, 449,782.20 and 110,329.97 is: 165,560.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,736.65 : 449,782.20 = 110,329.97 : x
  2. Step 2: Convert to fraction form
    299,736.65/449,782.20 = 110,329.97/x
  3. Step 3: Cross multiply
    299,736.65x = 449,782.20 × 110,329.97
  4. Step 4: Simplify right side
    299,736.65x = 49,624,454,383.62
  5. Step 5: Solve for x
    x = 49,624,454,383.62/299,736.65
  6. Step 6: Final answer
    x = 165,560.18

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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.