Home / 339,822.75-468,955.94-188,919.75

Finding the Fourth Proportional to 339,822.75, 468,955.94 and 188,919.75

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Solution

The fourth proportional to 339,822.75, 468,955.94 and 188,919.75 is: 260,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,822.75 : 468,955.94 = 188,919.75 : x
  2. Step 2: Convert to fraction form
    339,822.75/468,955.94 = 188,919.75/x
  3. Step 3: Cross multiply
    339,822.75x = 468,955.94 × 188,919.75
  4. Step 4: Simplify right side
    339,822.75x = 88,595,038,001.22
  5. Step 5: Solve for x
    x = 88,595,038,001.22/339,822.75
  6. Step 6: Final answer
    x = 260,709.56

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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.