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Finding the Fourth Proportional to 341,329.05, 511,704.39 and 141,524.73

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Solution

The fourth proportional to 341,329.05, 511,704.39 and 141,524.73 is: 212,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,329.05 : 511,704.39 = 141,524.73 : x
  2. Step 2: Convert to fraction form
    341,329.05/511,704.39 = 141,524.73/x
  3. Step 3: Cross multiply
    341,329.05x = 511,704.39 × 141,524.73
  4. Step 4: Simplify right side
    341,329.05x = 72,418,825,634.56
  5. Step 5: Solve for x
    x = 72,418,825,634.56/341,329.05
  6. Step 6: Final answer
    x = 212,167.19

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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.