Home / 809,788.26-1,214,557.89-270,054

Finding the Fourth Proportional to 809,788.26, 1,214,557.89 and 270,054

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Solution

The fourth proportional to 809,788.26, 1,214,557.89 and 270,054 is: 405,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,788.26 : 1,214,557.89 = 270,054 : x
  2. Step 2: Convert to fraction form
    809,788.26/1,214,557.89 = 270,054/x
  3. Step 3: Cross multiply
    809,788.26x = 1,214,557.89 × 270,054
  4. Step 4: Simplify right side
    809,788.26x = 327,996,216,426.06
  5. Step 5: Solve for x
    x = 327,996,216,426.06/809,788.26
  6. Step 6: Final answer
    x = 405,039.48

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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.