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Finding the Fourth Proportional to 299,875.68, 449,591.31 and 181,519.02

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Solution

The fourth proportional to 299,875.68, 449,591.31 and 181,519.02 is: 272,144.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,875.68 : 449,591.31 = 181,519.02 : x
  2. Step 2: Convert to fraction form
    299,875.68/449,591.31 = 181,519.02/x
  3. Step 3: Cross multiply
    299,875.68x = 449,591.31 × 181,519.02
  4. Step 4: Simplify right side
    299,875.68x = 81,609,373,991.72
  5. Step 5: Solve for x
    x = 81,609,373,991.72/299,875.68
  6. Step 6: Final answer
    x = 272,144.02

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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.