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Finding the Fourth Proportional to 325,635.59, 449,364.11 and 182,388.31

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Solution

The fourth proportional to 325,635.59, 449,364.11 and 182,388.31 is: 251,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,635.59 : 449,364.11 = 182,388.31 : x
  2. Step 2: Convert to fraction form
    325,635.59/449,364.11 = 182,388.31/x
  3. Step 3: Cross multiply
    325,635.59x = 449,364.11 × 182,388.31
  4. Step 4: Simplify right side
    325,635.59x = 81,958,758,562.20
  5. Step 5: Solve for x
    x = 81,958,758,562.20/325,635.59
  6. Step 6: Final answer
    x = 251,688.58

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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.