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Finding the Fourth Proportional to 299,794.57, 449,868.94 and 110,387.91

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Solution

The fourth proportional to 299,794.57, 449,868.94 and 110,387.91 is: 165,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,794.57 : 449,868.94 = 110,387.91 : x
  2. Step 2: Convert to fraction form
    299,794.57/449,868.94 = 110,387.91/x
  3. Step 3: Cross multiply
    299,794.57x = 449,868.94 × 110,387.91
  4. Step 4: Simplify right side
    299,794.57x = 49,660,093,471.55
  5. Step 5: Solve for x
    x = 49,660,093,471.55/299,794.57
  6. Step 6: Final answer
    x = 165,647.08

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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.