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Finding the Fourth Proportional to 299,772.06, 449,969.52 and 200,625.09

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Solution

The fourth proportional to 299,772.06, 449,969.52 and 200,625.09 is: 301,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,772.06 : 449,969.52 = 200,625.09 : x
  2. Step 2: Convert to fraction form
    299,772.06/449,969.52 = 200,625.09/x
  3. Step 3: Cross multiply
    299,772.06x = 449,969.52 × 200,625.09
  4. Step 4: Simplify right side
    299,772.06x = 90,275,175,447.26
  5. Step 5: Solve for x
    x = 90,275,175,447.26/299,772.06
  6. Step 6: Final answer
    x = 301,146.06

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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.