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Finding the Fourth Proportional to 338,951.89, 467,751.27 and 188,048.89

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Solution

The fourth proportional to 338,951.89, 467,751.27 and 188,048.89 is: 259,506.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,951.89 : 467,751.27 = 188,048.89 : x
  2. Step 2: Convert to fraction form
    338,951.89/467,751.27 = 188,048.89/x
  3. Step 3: Cross multiply
    338,951.89x = 467,751.27 × 188,048.89
  4. Step 4: Simplify right side
    338,951.89x = 87,960,107,119.59
  5. Step 5: Solve for x
    x = 87,960,107,119.59/338,951.89
  6. Step 6: Final answer
    x = 259,506.17

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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.