Home / 339,349.10-468,249.66-196,081.36

Finding the Fourth Proportional to 339,349.10, 468,249.66 and 196,081.36

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Solution

The fourth proportional to 339,349.10, 468,249.66 and 196,081.36 is: 270,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,349.10 : 468,249.66 = 196,081.36 : x
  2. Step 2: Convert to fraction form
    339,349.10/468,249.66 = 196,081.36/x
  3. Step 3: Cross multiply
    339,349.10x = 468,249.66 × 196,081.36
  4. Step 4: Simplify right side
    339,349.10x = 91,815,028,981.71
  5. Step 5: Solve for x
    x = 91,815,028,981.71/339,349.10
  6. Step 6: Final answer
    x = 270,562.17

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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.