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Finding the Fourth Proportional to 446,599.20, 669,898.80 and 269,452.20

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Solution

The fourth proportional to 446,599.20, 669,898.80 and 269,452.20 is: 404,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,599.20 : 669,898.80 = 269,452.20 : x
  2. Step 2: Convert to fraction form
    446,599.20/669,898.80 = 269,452.20/x
  3. Step 3: Cross multiply
    446,599.20x = 669,898.80 × 269,452.20
  4. Step 4: Simplify right side
    446,599.20x = 180,505,705,437.36
  5. Step 5: Solve for x
    x = 180,505,705,437.36/446,599.20
  6. Step 6: Final answer
    x = 404,178.30

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Similar ratio
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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.