Home / 403,850.32-557,317.24-222,568.77

Finding the Fourth Proportional to 403,850.32, 557,317.24 and 222,568.77

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Solution

The fourth proportional to 403,850.32, 557,317.24 and 222,568.77 is: 307,147.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,850.32 : 557,317.24 = 222,568.77 : x
  2. Step 2: Convert to fraction form
    403,850.32/557,317.24 = 222,568.77/x
  3. Step 3: Cross multiply
    403,850.32x = 557,317.24 × 222,568.77
  4. Step 4: Simplify right side
    403,850.32x = 124,041,415,392.06
  5. Step 5: Solve for x
    x = 124,041,415,392.06/403,850.32
  6. Step 6: Final answer
    x = 307,147.00

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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.