Home / 741,635.25-1,111,793.13-268,215.36

Finding the Fourth Proportional to 741,635.25, 1,111,793.13 and 268,215.36

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Solution

The fourth proportional to 741,635.25, 1,111,793.13 and 268,215.36 is: 402,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,635.25 : 1,111,793.13 = 268,215.36 : x
  2. Step 2: Convert to fraction form
    741,635.25/1,111,793.13 = 268,215.36/x
  3. Step 3: Cross multiply
    741,635.25x = 1,111,793.13 × 268,215.36
  4. Step 4: Simplify right side
    741,635.25x = 298,199,994,608.48
  5. Step 5: Solve for x
    x = 298,199,994,608.48/741,635.25
  6. Step 6: Final answer
    x = 402,084.44

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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.