Home / 667,996.75-1,001,997.14-162,557.81

Finding the Fourth Proportional to 667,996.75, 1,001,997.14 and 162,557.81

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Solution

The fourth proportional to 667,996.75, 1,001,997.14 and 162,557.81 is: 243,837.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,996.75 : 1,001,997.14 = 162,557.81 : x
  2. Step 2: Convert to fraction form
    667,996.75/1,001,997.14 = 162,557.81/x
  3. Step 3: Cross multiply
    667,996.75x = 1,001,997.14 × 162,557.81
  4. Step 4: Simplify right side
    667,996.75x = 162,882,460,704.66
  5. Step 5: Solve for x
    x = 162,882,460,704.66/667,996.75
  6. Step 6: Final answer
    x = 243,837.21

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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.