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Finding the Fourth Proportional to 338,950.89, 467,749.89 and 188,047.89

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Solution

The fourth proportional to 338,950.89, 467,749.89 and 188,047.89 is: 259,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,950.89 : 467,749.89 = 188,047.89 : x
  2. Step 2: Convert to fraction form
    338,950.89/467,749.89 = 188,047.89/x
  3. Step 3: Cross multiply
    338,950.89x = 467,749.89 × 188,047.89
  4. Step 4: Simplify right side
    338,950.89x = 87,959,379,862.23
  5. Step 5: Solve for x
    x = 87,959,379,862.23/338,950.89
  6. Step 6: Final answer
    x = 259,504.79

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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.