Home / 451,015.30-675,581.52-270,528.33

Finding the Fourth Proportional to 451,015.30, 675,581.52 and 270,528.33

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Solution

The fourth proportional to 451,015.30, 675,581.52 and 270,528.33 is: 405,227.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,015.30 : 675,581.52 = 270,528.33 : x
  2. Step 2: Convert to fraction form
    451,015.30/675,581.52 = 270,528.33/x
  3. Step 3: Cross multiply
    451,015.30x = 675,581.52 × 270,528.33
  4. Step 4: Simplify right side
    451,015.30x = 182,763,939,708.14
  5. Step 5: Solve for x
    x = 182,763,939,708.14/451,015.30
  6. Step 6: Final answer
    x = 405,227.81

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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.