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Finding the Fourth Proportional to 324,701.31, 448,048.97 and 179,487.47

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Solution

The fourth proportional to 324,701.31, 448,048.97 and 179,487.47 is: 247,671.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,701.31 : 448,048.97 = 179,487.47 : x
  2. Step 2: Convert to fraction form
    324,701.31/448,048.97 = 179,487.47/x
  3. Step 3: Cross multiply
    324,701.31x = 448,048.97 × 179,487.47
  4. Step 4: Simplify right side
    324,701.31x = 80,419,176,284.09
  5. Step 5: Solve for x
    x = 80,419,176,284.09/324,701.31
  6. Step 6: Final answer
    x = 247,671.24

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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.