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Finding the Fourth Proportional to 325,635.48, 449,374.32 and 182,396.88

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Solution

The fourth proportional to 325,635.48, 449,374.32 and 182,396.88 is: 251,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,635.48 : 449,374.32 = 182,396.88 : x
  2. Step 2: Convert to fraction form
    325,635.48/449,374.32 = 182,396.88/x
  3. Step 3: Cross multiply
    325,635.48x = 449,374.32 × 182,396.88
  4. Step 4: Simplify right side
    325,635.48x = 81,964,473,920.12
  5. Step 5: Solve for x
    x = 81,964,473,920.12/325,635.48
  6. Step 6: Final answer
    x = 251,706.21

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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.