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Finding the Fourth Proportional to 227,448, 341,172 and 79,704

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Solution

The fourth proportional to 227,448, 341,172 and 79,704 is: 119,556

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,448 : 341,172 = 79,704 : x
  2. Step 2: Convert to fraction form
    227,448/341,172 = 79,704/x
  3. Step 3: Cross multiply
    227,448x = 341,172 × 79,704
  4. Step 4: Simplify right side
    227,448x = 27,192,773,088
  5. Step 5: Solve for x
    x = 27,192,773,088/227,448
  6. Step 6: Final answer
    x = 119,556

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.