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Finding the Fourth Proportional to 327,507.35, 491,105.30 and 114,249.33

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Solution

The fourth proportional to 327,507.35, 491,105.30 and 114,249.33 is: 171,319.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,507.35 : 491,105.30 = 114,249.33 : x
  2. Step 2: Convert to fraction form
    327,507.35/491,105.30 = 114,249.33/x
  3. Step 3: Cross multiply
    327,507.35x = 491,105.30 × 114,249.33
  4. Step 4: Simplify right side
    327,507.35x = 56,108,450,913.20
  5. Step 5: Solve for x
    x = 56,108,450,913.20/327,507.35
  6. Step 6: Final answer
    x = 171,319.67

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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.