Home / 404,033.28-557,540.64-222,735.84

Finding the Fourth Proportional to 404,033.28, 557,540.64 and 222,735.84

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Solution

The fourth proportional to 404,033.28, 557,540.64 and 222,735.84 is: 307,361.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,033.28 : 557,540.64 = 222,735.84 : x
  2. Step 2: Convert to fraction form
    404,033.28/557,540.64 = 222,735.84/x
  3. Step 3: Cross multiply
    404,033.28x = 557,540.64 × 222,735.84
  4. Step 4: Simplify right side
    404,033.28x = 124,184,282,784.54
  5. Step 5: Solve for x
    x = 124,184,282,784.54/404,033.28
  6. Step 6: Final answer
    x = 307,361.52

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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.