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Finding the Fourth Proportional to 325,389.89, 449,034.62 and 182,151.11

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Solution

The fourth proportional to 325,389.89, 449,034.62 and 182,151.11 is: 251,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,389.89 : 449,034.62 = 182,151.11 : x
  2. Step 2: Convert to fraction form
    325,389.89/449,034.62 = 182,151.11/x
  3. Step 3: Cross multiply
    325,389.89x = 449,034.62 × 182,151.11
  4. Step 4: Simplify right side
    325,389.89x = 81,792,151,305.50
  5. Step 5: Solve for x
    x = 81,792,151,305.50/325,389.89
  6. Step 6: Final answer
    x = 251,366.61

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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.