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Finding the Fourth Proportional to 333,180.25, 499,822.34 and 108,487.63

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Solution

The fourth proportional to 333,180.25, 499,822.34 and 108,487.63 is: 162,748.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,180.25 : 499,822.34 = 108,487.63 : x
  2. Step 2: Convert to fraction form
    333,180.25/499,822.34 = 108,487.63/x
  3. Step 3: Cross multiply
    333,180.25x = 499,822.34 × 108,487.63
  4. Step 4: Simplify right side
    333,180.25x = 54,224,541,087.65
  5. Step 5: Solve for x
    x = 54,224,541,087.65/333,180.25
  6. Step 6: Final answer
    x = 162,748.37

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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.