Home / 414,982.80-622,781.40-165,843.60

Finding the Fourth Proportional to 414,982.80, 622,781.40 and 165,843.60

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Solution

The fourth proportional to 414,982.80, 622,781.40 and 165,843.60 is: 248,888.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,982.80 : 622,781.40 = 165,843.60 : x
  2. Step 2: Convert to fraction form
    414,982.80/622,781.40 = 165,843.60/x
  3. Step 3: Cross multiply
    414,982.80x = 622,781.40 × 165,843.60
  4. Step 4: Simplify right side
    414,982.80x = 103,284,309,389.04
  5. Step 5: Solve for x
    x = 103,284,309,389.04/414,982.80
  6. Step 6: Final answer
    x = 248,888.17

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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.