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Finding the Fourth Proportional to 325,321.67, 448,943.82 and 182,081.70

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Solution

The fourth proportional to 325,321.67, 448,943.82 and 182,081.70 is: 251,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,321.67 : 448,943.82 = 182,081.70 : x
  2. Step 2: Convert to fraction form
    325,321.67/448,943.82 = 182,081.70/x
  3. Step 3: Cross multiply
    325,321.67x = 448,943.82 × 182,081.70
  4. Step 4: Simplify right side
    325,321.67x = 81,744,453,950.09
  5. Step 5: Solve for x
    x = 81,744,453,950.09/325,321.67
  6. Step 6: Final answer
    x = 251,272.70

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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.