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Finding the Fourth Proportional to 324,744.44, 448,139.57 and 181,517.81

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Solution

The fourth proportional to 324,744.44, 448,139.57 and 181,517.81 is: 250,490.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,744.44 : 448,139.57 = 181,517.81 : x
  2. Step 2: Convert to fraction form
    324,744.44/448,139.57 = 181,517.81/x
  3. Step 3: Cross multiply
    324,744.44x = 448,139.57 × 181,517.81
  4. Step 4: Simplify right side
    324,744.44x = 81,345,310,172.45
  5. Step 5: Solve for x
    x = 81,345,310,172.45/324,744.44
  6. Step 6: Final answer
    x = 250,490.24

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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.