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Finding the Fourth Proportional to 333,020.82, 499,418.25 and 108,325.56

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Solution

The fourth proportional to 333,020.82, 499,418.25 and 108,325.56 is: 162,451.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,020.82 : 499,418.25 = 108,325.56 : x
  2. Step 2: Convert to fraction form
    333,020.82/499,418.25 = 108,325.56/x
  3. Step 3: Cross multiply
    333,020.82x = 499,418.25 × 108,325.56
  4. Step 4: Simplify right side
    333,020.82x = 54,099,761,605.47
  5. Step 5: Solve for x
    x = 54,099,761,605.47/333,020.82
  6. Step 6: Final answer
    x = 162,451.59

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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.