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Finding the Fourth Proportional to 446,034.78, 669,183.41 and 179,658.18

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Solution

The fourth proportional to 446,034.78, 669,183.41 and 179,658.18 is: 269,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,034.78 : 669,183.41 = 179,658.18 : x
  2. Step 2: Convert to fraction form
    446,034.78/669,183.41 = 179,658.18/x
  3. Step 3: Cross multiply
    446,034.78x = 669,183.41 × 179,658.18
  4. Step 4: Simplify right side
    446,034.78x = 120,224,273,975.94
  5. Step 5: Solve for x
    x = 120,224,273,975.94/446,034.78
  6. Step 6: Final answer
    x = 269,540.13

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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.