Home / 809,517.33-1,214,054.30-304,039.22

Finding the Fourth Proportional to 809,517.33, 1,214,054.30 and 304,039.22

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Solution

The fourth proportional to 809,517.33, 1,214,054.30 and 304,039.22 is: 455,975.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,517.33 : 1,214,054.30 = 304,039.22 : x
  2. Step 2: Convert to fraction form
    809,517.33/1,214,054.30 = 304,039.22/x
  3. Step 3: Cross multiply
    809,517.33x = 1,214,054.30 × 304,039.22
  4. Step 4: Simplify right side
    809,517.33x = 369,120,114,819.18
  5. Step 5: Solve for x
    x = 369,120,114,819.18/809,517.33
  6. Step 6: Final answer
    x = 455,975.56

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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.