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Finding the Fourth Proportional to 327,090.88, 451,398.21 and 183,850.48

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Solution

The fourth proportional to 327,090.88, 451,398.21 and 183,850.48 is: 253,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,090.88 : 451,398.21 = 183,850.48 : x
  2. Step 2: Convert to fraction form
    327,090.88/451,398.21 = 183,850.48/x
  3. Step 3: Cross multiply
    327,090.88x = 451,398.21 × 183,850.48
  4. Step 4: Simplify right side
    327,090.88x = 82,989,777,579.64
  5. Step 5: Solve for x
    x = 82,989,777,579.64/327,090.88
  6. Step 6: Final answer
    x = 253,720.85

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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.