Home / 379,161.30-568,584.01-154,369.14

Finding the Fourth Proportional to 379,161.30, 568,584.01 and 154,369.14

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Solution

The fourth proportional to 379,161.30, 568,584.01 and 154,369.14 is: 231,489.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,161.30 : 568,584.01 = 154,369.14 : x
  2. Step 2: Convert to fraction form
    379,161.30/568,584.01 = 154,369.14/x
  3. Step 3: Cross multiply
    379,161.30x = 568,584.01 × 154,369.14
  4. Step 4: Simplify right side
    379,161.30x = 87,771,825,032.18
  5. Step 5: Solve for x
    x = 87,771,825,032.18/379,161.30
  6. Step 6: Final answer
    x = 231,489.41

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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.