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Finding the Fourth Proportional to 446,072, 669,239.44 and 179,695.44

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Solution

The fourth proportional to 446,072, 669,239.44 and 179,695.44 is: 269,596.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,072 : 669,239.44 = 179,695.44 : x
  2. Step 2: Convert to fraction form
    446,072/669,239.44 = 179,695.44/x
  3. Step 3: Cross multiply
    446,072x = 669,239.44 × 179,695.44
  4. Step 4: Simplify right side
    446,072x = 120,259,275,636.15
  5. Step 5: Solve for x
    x = 120,259,275,636.15/446,072
  6. Step 6: Final answer
    x = 269,596.11

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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.