Home / 705,187.26-1,057,556.25-231,763.32

Finding the Fourth Proportional to 705,187.26, 1,057,556.25 and 231,763.32

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Solution

The fourth proportional to 705,187.26, 1,057,556.25 and 231,763.32 is: 347,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,187.26 : 1,057,556.25 = 231,763.32 : x
  2. Step 2: Convert to fraction form
    705,187.26/1,057,556.25 = 231,763.32/x
  3. Step 3: Cross multiply
    705,187.26x = 1,057,556.25 × 231,763.32
  4. Step 4: Simplify right side
    705,187.26x = 245,102,747,586.75
  5. Step 5: Solve for x
    x = 245,102,747,586.75/705,187.26
  6. Step 6: Final answer
    x = 347,571.15

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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.