Home / 662,629.80-993,944.70-484,170.60

Finding the Fourth Proportional to 662,629.80, 993,944.70 and 484,170.60

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Solution

The fourth proportional to 662,629.80, 993,944.70 and 484,170.60 is: 726,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,629.80 : 993,944.70 = 484,170.60 : x
  2. Step 2: Convert to fraction form
    662,629.80/993,944.70 = 484,170.60/x
  3. Step 3: Cross multiply
    662,629.80x = 993,944.70 × 484,170.60
  4. Step 4: Simplify right side
    662,629.80x = 481,238,801,765.82
  5. Step 5: Solve for x
    x = 481,238,801,765.82/662,629.80
  6. Step 6: Final answer
    x = 726,255.90

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1.5x scale

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.