Home / 327,046.78-451,447.91-191,125.02

Finding the Fourth Proportional to 327,046.78, 451,447.91 and 191,125.02

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Solution

The fourth proportional to 327,046.78, 451,447.91 and 191,125.02 is: 263,824.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,046.78 : 451,447.91 = 191,125.02 : x
  2. Step 2: Convert to fraction form
    327,046.78/451,447.91 = 191,125.02/x
  3. Step 3: Cross multiply
    327,046.78x = 451,447.91 × 191,125.02
  4. Step 4: Simplify right side
    327,046.78x = 86,282,990,827.71
  5. Step 5: Solve for x
    x = 86,282,990,827.71/327,046.78
  6. Step 6: Final answer
    x = 263,824.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.