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Finding the Fourth Proportional to 325,987.61, 449,862.59 and 182,747.64

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Solution

The fourth proportional to 325,987.61, 449,862.59 and 182,747.64 is: 252,191.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,987.61 : 449,862.59 = 182,747.64 : x
  2. Step 2: Convert to fraction form
    325,987.61/449,862.59 = 182,747.64/x
  3. Step 3: Cross multiply
    325,987.61x = 449,862.59 × 182,747.64
  4. Step 4: Simplify right side
    325,987.61x = 82,211,328,790.64
  5. Step 5: Solve for x
    x = 82,211,328,790.64/325,987.61
  6. Step 6: Final answer
    x = 252,191.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.