Home / 629,463.51-944,474.34-329,872.86

Finding the Fourth Proportional to 629,463.51, 944,474.34 and 329,872.86

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Solution

The fourth proportional to 629,463.51, 944,474.34 and 329,872.86 is: 494,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,463.51 : 944,474.34 = 329,872.86 : x
  2. Step 2: Convert to fraction form
    629,463.51/944,474.34 = 329,872.86/x
  3. Step 3: Cross multiply
    629,463.51x = 944,474.34 × 329,872.86
  4. Step 4: Simplify right side
    629,463.51x = 311,556,451,732.41
  5. Step 5: Solve for x
    x = 311,556,451,732.41/629,463.51
  6. Step 6: Final answer
    x = 494,955.54

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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.