Home / 800,850.45-1,201,381.38-295,766.44

Finding the Fourth Proportional to 800,850.45, 1,201,381.38 and 295,766.44

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Solution

The fourth proportional to 800,850.45, 1,201,381.38 and 295,766.44 is: 443,688.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,850.45 : 1,201,381.38 = 295,766.44 : x
  2. Step 2: Convert to fraction form
    800,850.45/1,201,381.38 = 295,766.44/x
  3. Step 3: Cross multiply
    800,850.45x = 1,201,381.38 × 295,766.44
  4. Step 4: Simplify right side
    800,850.45x = 355,328,293,844.89
  5. Step 5: Solve for x
    x = 355,328,293,844.89/800,850.45
  6. Step 6: Final answer
    x = 443,688.70

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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.