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Finding the Fourth Proportional to 333,174, 499,812.96 and 108,481.38

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Solution

The fourth proportional to 333,174, 499,812.96 and 108,481.38 is: 162,738.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,174 : 499,812.96 = 108,481.38 : x
  2. Step 2: Convert to fraction form
    333,174/499,812.96 = 108,481.38/x
  3. Step 3: Cross multiply
    333,174x = 499,812.96 × 108,481.38
  4. Step 4: Simplify right side
    333,174x = 54,220,399,642.68
  5. Step 5: Solve for x
    x = 54,220,399,642.68/333,174
  6. Step 6: Final answer
    x = 162,738.99

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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.