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Finding the Fourth Proportional to 339,190.36, 468,048 and 195,996.52

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Solution

The fourth proportional to 339,190.36, 468,048 and 195,996.52 is: 270,455.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,190.36 : 468,048 = 195,996.52 : x
  2. Step 2: Convert to fraction form
    339,190.36/468,048 = 195,996.52/x
  3. Step 3: Cross multiply
    339,190.36x = 468,048 × 195,996.52
  4. Step 4: Simplify right side
    339,190.36x = 91,735,779,192.96
  5. Step 5: Solve for x
    x = 91,735,779,192.96/339,190.36
  6. Step 6: Final answer
    x = 270,455.15

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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.