Home / 327,440.73-491,177.49-117,078.69

Finding the Fourth Proportional to 327,440.73, 491,177.49 and 117,078.69

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Solution

The fourth proportional to 327,440.73, 491,177.49 and 117,078.69 is: 175,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,440.73 : 491,177.49 = 117,078.69 : x
  2. Step 2: Convert to fraction form
    327,440.73/491,177.49 = 117,078.69/x
  3. Step 3: Cross multiply
    327,440.73x = 491,177.49 × 117,078.69
  4. Step 4: Simplify right side
    327,440.73x = 57,506,417,086.69
  5. Step 5: Solve for x
    x = 57,506,417,086.69/327,440.73
  6. Step 6: Final answer
    x = 175,623.90

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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.