Home / 404,019.04-557,558.24-222,738.60

Finding the Fourth Proportional to 404,019.04, 557,558.24 and 222,738.60

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Solution

The fourth proportional to 404,019.04, 557,558.24 and 222,738.60 is: 307,385.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,019.04 : 557,558.24 = 222,738.60 : x
  2. Step 2: Convert to fraction form
    404,019.04/557,558.24 = 222,738.60/x
  3. Step 3: Cross multiply
    404,019.04x = 557,558.24 × 222,738.60
  4. Step 4: Simplify right side
    404,019.04x = 124,189,741,796.06
  5. Step 5: Solve for x
    x = 124,189,741,796.06/404,019.04
  6. Step 6: Final answer
    x = 307,385.86

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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.