Home / 737,936.80-1,106,185.20-378,107.68

Finding the Fourth Proportional to 737,936.80, 1,106,185.20 and 378,107.68

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Solution

The fourth proportional to 737,936.80, 1,106,185.20 and 378,107.68 is: 566,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,936.80 : 1,106,185.20 = 378,107.68 : x
  2. Step 2: Convert to fraction form
    737,936.80/1,106,185.20 = 378,107.68/x
  3. Step 3: Cross multiply
    737,936.80x = 1,106,185.20 × 378,107.68
  4. Step 4: Simplify right side
    737,936.80x = 418,257,119,622.34
  5. Step 5: Solve for x
    x = 418,257,119,622.34/737,936.80
  6. Step 6: Final answer
    x = 566,792.60

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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.