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Finding the Fourth Proportional to 299,889.18, 449,611.56 and 181,532.52

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Solution

The fourth proportional to 299,889.18, 449,611.56 and 181,532.52 is: 272,164.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,889.18 : 449,611.56 = 181,532.52 : x
  2. Step 2: Convert to fraction form
    299,889.18/449,611.56 = 181,532.52/x
  3. Step 3: Cross multiply
    299,889.18x = 449,611.56 × 181,532.52
  4. Step 4: Simplify right side
    299,889.18x = 81,619,119,507.93
  5. Step 5: Solve for x
    x = 81,619,119,507.93/299,889.18
  6. Step 6: Final answer
    x = 272,164.27

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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.