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Finding the Fourth Proportional to 299,881.92, 449,600.68 and 181,525.28

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Solution

The fourth proportional to 299,881.92, 449,600.68 and 181,525.28 is: 272,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,881.92 : 449,600.68 = 181,525.28 : x
  2. Step 2: Convert to fraction form
    299,881.92/449,600.68 = 181,525.28/x
  3. Step 3: Cross multiply
    299,881.92x = 449,600.68 × 181,525.28
  4. Step 4: Simplify right side
    299,881.92x = 81,613,889,325.19
  5. Step 5: Solve for x
    x = 81,613,889,325.19/299,881.92
  6. Step 6: Final answer
    x = 272,153.42

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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.