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Finding the Fourth Proportional to 395,172.63, 592,759.86 and 227,786.94

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Solution

The fourth proportional to 395,172.63, 592,759.86 and 227,786.94 is: 341,680.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,172.63 : 592,759.86 = 227,786.94 : x
  2. Step 2: Convert to fraction form
    395,172.63/592,759.86 = 227,786.94/x
  3. Step 3: Cross multiply
    395,172.63x = 592,759.86 × 227,786.94
  4. Step 4: Simplify right side
    395,172.63x = 135,022,954,664.23
  5. Step 5: Solve for x
    x = 135,022,954,664.23/395,172.63
  6. Step 6: Final answer
    x = 341,680.94

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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.