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Finding the Fourth Proportional to 348,028, 522,042 and 151,036

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Solution

The fourth proportional to 348,028, 522,042 and 151,036 is: 226,554

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,028 : 522,042 = 151,036 : x
  2. Step 2: Convert to fraction form
    348,028/522,042 = 151,036/x
  3. Step 3: Cross multiply
    348,028x = 522,042 × 151,036
  4. Step 4: Simplify right side
    348,028x = 78,847,135,512
  5. Step 5: Solve for x
    x = 78,847,135,512/348,028
  6. Step 6: Final answer
    x = 226,554

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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.