Home / 733,961.40-1,100,942.10-419,033.40

Finding the Fourth Proportional to 733,961.40, 1,100,942.10 and 419,033.40

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Solution

The fourth proportional to 733,961.40, 1,100,942.10 and 419,033.40 is: 628,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,961.40 : 1,100,942.10 = 419,033.40 : x
  2. Step 2: Convert to fraction form
    733,961.40/1,100,942.10 = 419,033.40/x
  3. Step 3: Cross multiply
    733,961.40x = 1,100,942.10 × 419,033.40
  4. Step 4: Simplify right side
    733,961.40x = 461,331,511,366.14
  5. Step 5: Solve for x
    x = 461,331,511,366.14/733,961.40
  6. Step 6: Final answer
    x = 628,550.10

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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.