Home / 446,819.40-670,229.10-269,872.20

Finding the Fourth Proportional to 446,819.40, 670,229.10 and 269,872.20

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Solution

The fourth proportional to 446,819.40, 670,229.10 and 269,872.20 is: 404,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,819.40 : 670,229.10 = 269,872.20 : x
  2. Step 2: Convert to fraction form
    446,819.40/670,229.10 = 269,872.20/x
  3. Step 3: Cross multiply
    446,819.40x = 670,229.10 × 269,872.20
  4. Step 4: Simplify right side
    446,819.40x = 180,876,201,721.02
  5. Step 5: Solve for x
    x = 180,876,201,721.02/446,819.40
  6. Step 6: Final answer
    x = 404,808.30

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Similar ratio
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1.5x scale

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.