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Finding the Fourth Proportional to 339,216.18, 468,063.81 and 195,995.22

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Solution

The fourth proportional to 339,216.18, 468,063.81 and 195,995.22 is: 270,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,216.18 : 468,063.81 = 195,995.22 : x
  2. Step 2: Convert to fraction form
    339,216.18/468,063.81 = 195,995.22/x
  3. Step 3: Cross multiply
    339,216.18x = 468,063.81 × 195,995.22
  4. Step 4: Simplify right side
    339,216.18x = 91,738,269,414.99
  5. Step 5: Solve for x
    x = 91,738,269,414.99/339,216.18
  6. Step 6: Final answer
    x = 270,441.90

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1.5x scale

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.