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Finding the Fourth Proportional to 326,183.22, 489,320.46 and 101,559.96

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Solution

The fourth proportional to 326,183.22, 489,320.46 and 101,559.96 is: 152,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,183.22 : 489,320.46 = 101,559.96 : x
  2. Step 2: Convert to fraction form
    326,183.22/489,320.46 = 101,559.96/x
  3. Step 3: Cross multiply
    326,183.22x = 489,320.46 × 101,559.96
  4. Step 4: Simplify right side
    326,183.22x = 49,695,366,344.78
  5. Step 5: Solve for x
    x = 49,695,366,344.78/326,183.22
  6. Step 6: Final answer
    x = 152,354.15

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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.