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Finding the Fourth Proportional to 339,275.05, 467,804.01 and 253,084.41

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Solution

The fourth proportional to 339,275.05, 467,804.01 and 253,084.41 is: 348,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,275.05 : 467,804.01 = 253,084.41 : x
  2. Step 2: Convert to fraction form
    339,275.05/467,804.01 = 253,084.41/x
  3. Step 3: Cross multiply
    339,275.05x = 467,804.01 × 253,084.41
  4. Step 4: Simplify right side
    339,275.05x = 118,393,902,815.55
  5. Step 5: Solve for x
    x = 118,393,902,815.55/339,275.05
  6. Step 6: Final answer
    x = 348,961.42

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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.