Home / 802,997.12-1,204,145.60-270,375.04

Finding the Fourth Proportional to 802,997.12, 1,204,145.60 and 270,375.04

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Solution

The fourth proportional to 802,997.12, 1,204,145.60 and 270,375.04 is: 405,444.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,997.12 : 1,204,145.60 = 270,375.04 : x
  2. Step 2: Convert to fraction form
    802,997.12/1,204,145.60 = 270,375.04/x
  3. Step 3: Cross multiply
    802,997.12x = 1,204,145.60 × 270,375.04
  4. Step 4: Simplify right side
    802,997.12x = 325,570,914,765.82
  5. Step 5: Solve for x
    x = 325,570,914,765.82/802,997.12
  6. Step 6: Final answer
    x = 405,444.69

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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.