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Finding the Fourth Proportional to 339,043.02, 467,901.24 and 188,140.02

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Solution

The fourth proportional to 339,043.02, 467,901.24 and 188,140.02 is: 259,645.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,043.02 : 467,901.24 = 188,140.02 : x
  2. Step 2: Convert to fraction form
    339,043.02/467,901.24 = 188,140.02/x
  3. Step 3: Cross multiply
    339,043.02x = 467,901.24 × 188,140.02
  4. Step 4: Simplify right side
    339,043.02x = 88,030,948,651.62
  5. Step 5: Solve for x
    x = 88,030,948,651.62/339,043.02
  6. Step 6: Final answer
    x = 259,645.36

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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.