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Finding the Fourth Proportional to 327,750.86, 491,626.29 and 117,536.42

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Solution

The fourth proportional to 327,750.86, 491,626.29 and 117,536.42 is: 176,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,750.86 : 491,626.29 = 117,536.42 : x
  2. Step 2: Convert to fraction form
    327,750.86/491,626.29 = 117,536.42/x
  3. Step 3: Cross multiply
    327,750.86x = 491,626.29 × 117,536.42
  4. Step 4: Simplify right side
    327,750.86x = 57,783,994,104.48
  5. Step 5: Solve for x
    x = 57,783,994,104.48/327,750.86
  6. Step 6: Final answer
    x = 176,304.63

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1.5x scale

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.