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Finding the Fourth Proportional to 344,988.63, 476,084.25 and 192,023.54

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Solution

The fourth proportional to 344,988.63, 476,084.25 and 192,023.54 is: 264,992.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,988.63 : 476,084.25 = 192,023.54 : x
  2. Step 2: Convert to fraction form
    344,988.63/476,084.25 = 192,023.54/x
  3. Step 3: Cross multiply
    344,988.63x = 476,084.25 × 192,023.54
  4. Step 4: Simplify right side
    344,988.63x = 91,419,381,122.88
  5. Step 5: Solve for x
    x = 91,419,381,122.88/344,988.63
  6. Step 6: Final answer
    x = 264,992.44

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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.