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Finding the Fourth Proportional to 552,715.29, 829,025.31 and 336,517.98

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Solution

The fourth proportional to 552,715.29, 829,025.31 and 336,517.98 is: 504,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,715.29 : 829,025.31 = 336,517.98 : x
  2. Step 2: Convert to fraction form
    552,715.29/829,025.31 = 336,517.98/x
  3. Step 3: Cross multiply
    552,715.29x = 829,025.31 × 336,517.98
  4. Step 4: Simplify right side
    552,715.29x = 278,981,922,690.07
  5. Step 5: Solve for x
    x = 278,981,922,690.07/552,715.29
  6. Step 6: Final answer
    x = 504,747.97

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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.