Home / 381,792.23-572,026.84-231,718.06

Finding the Fourth Proportional to 381,792.23, 572,026.84 and 231,718.06

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Solution

The fourth proportional to 381,792.23, 572,026.84 and 231,718.06 is: 347,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,792.23 : 572,026.84 = 231,718.06 : x
  2. Step 2: Convert to fraction form
    381,792.23/572,026.84 = 231,718.06/x
  3. Step 3: Cross multiply
    381,792.23x = 572,026.84 × 231,718.06
  4. Step 4: Simplify right side
    381,792.23x = 132,548,949,768.47
  5. Step 5: Solve for x
    x = 132,548,949,768.47/381,792.23
  6. Step 6: Final answer
    x = 347,175.61

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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.