Home / 297,739.80-446,609.70-269,746.20

Finding the Fourth Proportional to 297,739.80, 446,609.70 and 269,746.20

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Solution

The fourth proportional to 297,739.80, 446,609.70 and 269,746.20 is: 404,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,739.80 : 446,609.70 = 269,746.20 : x
  2. Step 2: Convert to fraction form
    297,739.80/446,609.70 = 269,746.20/x
  3. Step 3: Cross multiply
    297,739.80x = 446,609.70 × 269,746.20
  4. Step 4: Simplify right side
    297,739.80x = 120,471,269,458.14
  5. Step 5: Solve for x
    x = 120,471,269,458.14/297,739.80
  6. Step 6: Final answer
    x = 404,619.30

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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.