Home / 809,009.52-1,213,514.30-218,033.52

Finding the Fourth Proportional to 809,009.52, 1,213,514.30 and 218,033.52

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Solution

The fourth proportional to 809,009.52, 1,213,514.30 and 218,033.52 is: 327,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,009.52 : 1,213,514.30 = 218,033.52 : x
  2. Step 2: Convert to fraction form
    809,009.52/1,213,514.30 = 218,033.52/x
  3. Step 3: Cross multiply
    809,009.52x = 1,213,514.30 × 218,033.52
  4. Step 4: Simplify right side
    809,009.52x = 264,586,794,399.34
  5. Step 5: Solve for x
    x = 264,586,794,399.34/809,009.52
  6. Step 6: Final answer
    x = 327,050.29

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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.