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Finding the Fourth Proportional to 245,952.99, 339,571.82 and 200,738.84

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Solution

The fourth proportional to 245,952.99, 339,571.82 and 200,738.84 is: 277,147.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,952.99 : 339,571.82 = 200,738.84 : x
  2. Step 2: Convert to fraction form
    245,952.99/339,571.82 = 200,738.84/x
  3. Step 3: Cross multiply
    245,952.99x = 339,571.82 × 200,738.84
  4. Step 4: Simplify right side
    245,952.99x = 68,165,252,047.48
  5. Step 5: Solve for x
    x = 68,165,252,047.48/245,952.99
  6. Step 6: Final answer
    x = 277,147.48

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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.