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Finding the Fourth Proportional to 299,801.52, 449,479.98 and 181,444.86

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Solution

The fourth proportional to 299,801.52, 449,479.98 and 181,444.86 is: 272,032.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,801.52 : 449,479.98 = 181,444.86 : x
  2. Step 2: Convert to fraction form
    299,801.52/449,479.98 = 181,444.86/x
  3. Step 3: Cross multiply
    299,801.52x = 449,479.98 × 181,444.86
  4. Step 4: Simplify right side
    299,801.52x = 81,555,832,043.90
  5. Step 5: Solve for x
    x = 81,555,832,043.90/299,801.52
  6. Step 6: Final answer
    x = 272,032.75

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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.