Home / 347,627.14-479,732.25-226,845.70

Finding the Fourth Proportional to 347,627.14, 479,732.25 and 226,845.70

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Solution

The fourth proportional to 347,627.14, 479,732.25 and 226,845.70 is: 313,051.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,627.14 : 479,732.25 = 226,845.70 : x
  2. Step 2: Convert to fraction form
    347,627.14/479,732.25 = 226,845.70/x
  3. Step 3: Cross multiply
    347,627.14x = 479,732.25 × 226,845.70
  4. Step 4: Simplify right side
    347,627.14x = 108,825,198,063.83
  5. Step 5: Solve for x
    x = 108,825,198,063.83/347,627.14
  6. Step 6: Final answer
    x = 313,051.50

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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.