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Finding the Fourth Proportional to 325,323.88, 448,893.40 and 204,379.56

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Solution

The fourth proportional to 325,323.88, 448,893.40 and 204,379.56 is: 282,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,323.88 : 448,893.40 = 204,379.56 : x
  2. Step 2: Convert to fraction form
    325,323.88/448,893.40 = 204,379.56/x
  3. Step 3: Cross multiply
    325,323.88x = 448,893.40 × 204,379.56
  4. Step 4: Simplify right side
    325,323.88x = 91,744,635,578.90
  5. Step 5: Solve for x
    x = 91,744,635,578.90/325,323.88
  6. Step 6: Final answer
    x = 282,010.15

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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.