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Finding the Fourth Proportional to 327,455, 451,890.06 and 184,213.88

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Solution

The fourth proportional to 327,455, 451,890.06 and 184,213.88 is: 254,216.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,455 : 451,890.06 = 184,213.88 : x
  2. Step 2: Convert to fraction form
    327,455/451,890.06 = 184,213.88/x
  3. Step 3: Cross multiply
    327,455x = 451,890.06 × 184,213.88
  4. Step 4: Simplify right side
    327,455x = 83,244,421,286.03
  5. Step 5: Solve for x
    x = 83,244,421,286.03/327,455
  6. Step 6: Final answer
    x = 254,216.37

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1.5x scale

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.