Home / 381,791.17-572,025.24-231,717.01

Finding the Fourth Proportional to 381,791.17, 572,025.24 and 231,717.01

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Solution

The fourth proportional to 381,791.17, 572,025.24 and 231,717.01 is: 347,174.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,791.17 : 572,025.24 = 231,717.01 : x
  2. Step 2: Convert to fraction form
    381,791.17/572,025.24 = 231,717.01/x
  3. Step 3: Cross multiply
    381,791.17x = 572,025.24 × 231,717.01
  4. Step 4: Simplify right side
    381,791.17x = 132,547,978,257.33
  5. Step 5: Solve for x
    x = 132,547,978,257.33/381,791.17
  6. Step 6: Final answer
    x = 347,174.03

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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.