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Finding the Fourth Proportional to 629,794.19, 944,662.57 and 203,349.71

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Solution

The fourth proportional to 629,794.19, 944,662.57 and 203,349.71 is: 305,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,794.19 : 944,662.57 = 203,349.71 : x
  2. Step 2: Convert to fraction form
    629,794.19/944,662.57 = 203,349.71/x
  3. Step 3: Cross multiply
    629,794.19x = 944,662.57 × 203,349.71
  4. Step 4: Simplify right side
    629,794.19x = 192,096,861,510.64
  5. Step 5: Solve for x
    x = 192,096,861,510.64/629,794.19
  6. Step 6: Final answer
    x = 305,015.30

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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.