Home / 483,919.24-667,825.69-266,144.75

Finding the Fourth Proportional to 483,919.24, 667,825.69 and 266,144.75

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Solution

The fourth proportional to 483,919.24, 667,825.69 and 266,144.75 is: 367,289.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,919.24 : 667,825.69 = 266,144.75 : x
  2. Step 2: Convert to fraction form
    483,919.24/667,825.69 = 266,144.75/x
  3. Step 3: Cross multiply
    483,919.24x = 667,825.69 × 266,144.75
  4. Step 4: Simplify right side
    483,919.24x = 177,738,302,978.19
  5. Step 5: Solve for x
    x = 177,738,302,978.19/483,919.24
  6. Step 6: Final answer
    x = 367,289.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.