Home / 404,035.51-557,564.51-231,957.60

Finding the Fourth Proportional to 404,035.51, 557,564.51 and 231,957.60

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Solution

The fourth proportional to 404,035.51, 557,564.51 and 231,957.60 is: 320,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,035.51 : 557,564.51 = 231,957.60 : x
  2. Step 2: Convert to fraction form
    404,035.51/557,564.51 = 231,957.60/x
  3. Step 3: Cross multiply
    404,035.51x = 557,564.51 × 231,957.60
  4. Step 4: Simplify right side
    404,035.51x = 129,331,325,584.78
  5. Step 5: Solve for x
    x = 129,331,325,584.78/404,035.51
  6. Step 6: Final answer
    x = 320,098.91

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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.