Home / 400,016.26-552,161.44-230,318.02

Finding the Fourth Proportional to 400,016.26, 552,161.44 and 230,318.02

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Solution

The fourth proportional to 400,016.26, 552,161.44 and 230,318.02 is: 317,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,016.26 : 552,161.44 = 230,318.02 : x
  2. Step 2: Convert to fraction form
    400,016.26/552,161.44 = 230,318.02/x
  3. Step 3: Cross multiply
    400,016.26x = 552,161.44 × 230,318.02
  4. Step 4: Simplify right side
    400,016.26x = 127,172,729,581.15
  5. Step 5: Solve for x
    x = 127,172,729,581.15/400,016.26
  6. Step 6: Final answer
    x = 317,918.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.