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Finding the Fourth Proportional to 327,443.70, 451,898.55 and 184,195.20

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Solution

The fourth proportional to 327,443.70, 451,898.55 and 184,195.20 is: 254,204.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,443.70 : 451,898.55 = 184,195.20 : x
  2. Step 2: Convert to fraction form
    327,443.70/451,898.55 = 184,195.20/x
  3. Step 3: Cross multiply
    327,443.70x = 451,898.55 × 184,195.20
  4. Step 4: Simplify right side
    327,443.70x = 83,237,543,796.96
  5. Step 5: Solve for x
    x = 83,237,543,796.96/327,443.70
  6. Step 6: Final answer
    x = 254,204.14

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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.