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Finding the Fourth Proportional to 327,233.41, 490,860.86 and 90,556.27

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Solution

The fourth proportional to 327,233.41, 490,860.86 and 90,556.27 is: 135,837.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,233.41 : 490,860.86 = 90,556.27 : x
  2. Step 2: Convert to fraction form
    327,233.41/490,860.86 = 90,556.27/x
  3. Step 3: Cross multiply
    327,233.41x = 490,860.86 × 90,556.27
  4. Step 4: Simplify right side
    327,233.41x = 44,450,526,890.66
  5. Step 5: Solve for x
    x = 44,450,526,890.66/327,233.41
  6. Step 6: Final answer
    x = 135,837.37

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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.