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Finding the Fourth Proportional to 339,055.26, 467,910.84 and 188,152.26

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Solution

The fourth proportional to 339,055.26, 467,910.84 and 188,152.26 is: 259,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,055.26 : 467,910.84 = 188,152.26 : x
  2. Step 2: Convert to fraction form
    339,055.26/467,910.84 = 188,152.26/x
  3. Step 3: Cross multiply
    339,055.26x = 467,910.84 × 188,152.26
  4. Step 4: Simplify right side
    339,055.26x = 88,038,482,024.50
  5. Step 5: Solve for x
    x = 88,038,482,024.50/339,055.26
  6. Step 6: Final answer
    x = 259,658.21

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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.