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Finding the Fourth Proportional to 327,304.89, 490,802.22 and 113,998.41

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Solution

The fourth proportional to 327,304.89, 490,802.22 and 113,998.41 is: 170,943.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,304.89 : 490,802.22 = 113,998.41 : x
  2. Step 2: Convert to fraction form
    327,304.89/490,802.22 = 113,998.41/x
  3. Step 3: Cross multiply
    327,304.89x = 490,802.22 × 113,998.41
  4. Step 4: Simplify right side
    327,304.89x = 55,950,672,704.47
  5. Step 5: Solve for x
    x = 55,950,672,704.47/327,304.89
  6. Step 6: Final answer
    x = 170,943.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.