Home / 754,188.33-1,131,039.49-248,631.69

Finding the Fourth Proportional to 754,188.33, 1,131,039.49 and 248,631.69

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Solution

The fourth proportional to 754,188.33, 1,131,039.49 and 248,631.69 is: 372,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,188.33 : 1,131,039.49 = 248,631.69 : x
  2. Step 2: Convert to fraction form
    754,188.33/1,131,039.49 = 248,631.69/x
  3. Step 3: Cross multiply
    754,188.33x = 1,131,039.49 × 248,631.69
  4. Step 4: Simplify right side
    754,188.33x = 281,212,259,855.44
  5. Step 5: Solve for x
    x = 281,212,259,855.44/754,188.33
  6. Step 6: Final answer
    x = 372,867.42

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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.