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Finding the Fourth Proportional to 339,344, 468,300.35 and 186,396.33

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Solution

The fourth proportional to 339,344, 468,300.35 and 186,396.33 is: 257,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,344 : 468,300.35 = 186,396.33 : x
  2. Step 2: Convert to fraction form
    339,344/468,300.35 = 186,396.33/x
  3. Step 3: Cross multiply
    339,344x = 468,300.35 × 186,396.33
  4. Step 4: Simplify right side
    339,344x = 87,289,466,577.72
  5. Step 5: Solve for x
    x = 87,289,466,577.72/339,344
  6. Step 6: Final answer
    x = 257,230.03

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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.