Home / 379,082.07-568,288.04-154,630.26

Finding the Fourth Proportional to 379,082.07, 568,288.04 and 154,630.26

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Solution

The fourth proportional to 379,082.07, 568,288.04 and 154,630.26 is: 231,808.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,082.07 : 568,288.04 = 154,630.26 : x
  2. Step 2: Convert to fraction form
    379,082.07/568,288.04 = 154,630.26/x
  3. Step 3: Cross multiply
    379,082.07x = 568,288.04 × 154,630.26
  4. Step 4: Simplify right side
    379,082.07x = 87,874,526,606.94
  5. Step 5: Solve for x
    x = 87,874,526,606.94/379,082.07
  6. Step 6: Final answer
    x = 231,808.71

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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.