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Finding the Fourth Proportional to 339,270.85, 468,160.64 and 196,027.82

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Solution

The fourth proportional to 339,270.85, 468,160.64 and 196,027.82 is: 270,499.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,270.85 : 468,160.64 = 196,027.82 : x
  2. Step 2: Convert to fraction form
    339,270.85/468,160.64 = 196,027.82/x
  3. Step 3: Cross multiply
    339,270.85x = 468,160.64 × 196,027.82
  4. Step 4: Simplify right side
    339,270.85x = 91,772,508,688.87
  5. Step 5: Solve for x
    x = 91,772,508,688.87/339,270.85
  6. Step 6: Final answer
    x = 270,499.24

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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.