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Finding the Fourth Proportional to 336,372, 504,627.24 and 136,691.96

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Solution

The fourth proportional to 336,372, 504,627.24 and 136,691.96 is: 205,066.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,372 : 504,627.24 = 136,691.96 : x
  2. Step 2: Convert to fraction form
    336,372/504,627.24 = 136,691.96/x
  3. Step 3: Cross multiply
    336,372x = 504,627.24 × 136,691.96
  4. Step 4: Simplify right side
    336,372x = 68,978,486,504.99
  5. Step 5: Solve for x
    x = 68,978,486,504.99/336,372
  6. Step 6: Final answer
    x = 205,066.08

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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.