Home / 403,819.03-557,273.94-222,537.46

Finding the Fourth Proportional to 403,819.03, 557,273.94 and 222,537.46

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Solution

The fourth proportional to 403,819.03, 557,273.94 and 222,537.46 is: 307,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,819.03 : 557,273.94 = 222,537.46 : x
  2. Step 2: Convert to fraction form
    403,819.03/557,273.94 = 222,537.46/x
  3. Step 3: Cross multiply
    403,819.03x = 557,273.94 × 222,537.46
  4. Step 4: Simplify right side
    403,819.03x = 124,014,327,131.79
  5. Step 5: Solve for x
    x = 124,014,327,131.79/403,819.03
  6. Step 6: Final answer
    x = 307,103.73

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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.