Home / 327,206-490,924.20-161,110.64

Finding the Fourth Proportional to 327,206, 490,924.20 and 161,110.64

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Solution

The fourth proportional to 327,206, 490,924.20 and 161,110.64 is: 241,722.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,206 : 490,924.20 = 161,110.64 : x
  2. Step 2: Convert to fraction form
    327,206/490,924.20 = 161,110.64/x
  3. Step 3: Cross multiply
    327,206x = 490,924.20 × 161,110.64
  4. Step 4: Simplify right side
    327,206x = 79,093,112,053.49
  5. Step 5: Solve for x
    x = 79,093,112,053.49/327,206
  6. Step 6: Final answer
    x = 241,722.68

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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.