Home / 404,044.54-557,581.29-231,973.61

Finding the Fourth Proportional to 404,044.54, 557,581.29 and 231,973.61

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Solution

The fourth proportional to 404,044.54, 557,581.29 and 231,973.61 is: 320,123.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,044.54 : 557,581.29 = 231,973.61 : x
  2. Step 2: Convert to fraction form
    404,044.54/557,581.29 = 231,973.61/x
  3. Step 3: Cross multiply
    404,044.54x = 557,581.29 × 231,973.61
  4. Step 4: Simplify right side
    404,044.54x = 129,344,141,051.95
  5. Step 5: Solve for x
    x = 129,344,141,051.95/404,044.54
  6. Step 6: Final answer
    x = 320,123.47

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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.