Home / 403,571.75-556,932.78-222,284.33

Finding the Fourth Proportional to 403,571.75, 556,932.78 and 222,284.33

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Solution

The fourth proportional to 403,571.75, 556,932.78 and 222,284.33 is: 306,754.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,571.75 : 556,932.78 = 222,284.33 : x
  2. Step 2: Convert to fraction form
    403,571.75/556,932.78 = 222,284.33/x
  3. Step 3: Cross multiply
    403,571.75x = 556,932.78 × 222,284.33
  4. Step 4: Simplify right side
    403,571.75x = 123,797,431,249.67
  5. Step 5: Solve for x
    x = 123,797,431,249.67/403,571.75
  6. Step 6: Final answer
    x = 306,754.46

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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.