Home / 263,712.36-395,828.43-187,895.12

Finding the Fourth Proportional to 263,712.36, 395,828.43 and 187,895.12

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Solution

The fourth proportional to 263,712.36, 395,828.43 and 187,895.12 is: 282,027.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,712.36 : 395,828.43 = 187,895.12 : x
  2. Step 2: Convert to fraction form
    263,712.36/395,828.43 = 187,895.12/x
  3. Step 3: Cross multiply
    263,712.36x = 395,828.43 × 187,895.12
  4. Step 4: Simplify right side
    263,712.36x = 74,374,228,375.12
  5. Step 5: Solve for x
    x = 74,374,228,375.12/263,712.36
  6. Step 6: Final answer
    x = 282,027.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.