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Finding the Fourth Proportional to 339,028.53, 467,881.25 and 188,125.53

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Solution

The fourth proportional to 339,028.53, 467,881.25 and 188,125.53 is: 259,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,028.53 : 467,881.25 = 188,125.53 : x
  2. Step 2: Convert to fraction form
    339,028.53/467,881.25 = 188,125.53/x
  3. Step 3: Cross multiply
    339,028.53x = 467,881.25 × 188,125.53
  4. Step 4: Simplify right side
    339,028.53x = 88,020,407,192.68
  5. Step 5: Solve for x
    x = 88,020,407,192.68/339,028.53
  6. Step 6: Final answer
    x = 259,625.37

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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.