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Finding the Fourth Proportional to 404,834.98, 606,479.73 and 226,803.46

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Solution

The fourth proportional to 404,834.98, 606,479.73 and 226,803.46 is: 339,772.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,834.98 : 606,479.73 = 226,803.46 : x
  2. Step 2: Convert to fraction form
    404,834.98/606,479.73 = 226,803.46/x
  3. Step 3: Cross multiply
    404,834.98x = 606,479.73 × 226,803.46
  4. Step 4: Simplify right side
    404,834.98x = 137,551,701,183.87
  5. Step 5: Solve for x
    x = 137,551,701,183.87/404,834.98
  6. Step 6: Final answer
    x = 339,772.27

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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.