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Finding the Fourth Proportional to 333,230.95, 499,906.57 and 108,571.38

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Solution

The fourth proportional to 333,230.95, 499,906.57 and 108,571.38 is: 162,876.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,230.95 : 499,906.57 = 108,571.38 : x
  2. Step 2: Convert to fraction form
    333,230.95/499,906.57 = 108,571.38/x
  3. Step 3: Cross multiply
    333,230.95x = 499,906.57 × 108,571.38
  4. Step 4: Simplify right side
    333,230.95x = 54,275,546,175.97
  5. Step 5: Solve for x
    x = 54,275,546,175.97/333,230.95
  6. Step 6: Final answer
    x = 162,876.67

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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.