Home / 705,147.53-1,057,796.42-225,207.61

Finding the Fourth Proportional to 705,147.53, 1,057,796.42 and 225,207.61

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Solution

The fourth proportional to 705,147.53, 1,057,796.42 and 225,207.61 is: 337,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,147.53 : 1,057,796.42 = 225,207.61 : x
  2. Step 2: Convert to fraction form
    705,147.53/1,057,796.42 = 225,207.61/x
  3. Step 3: Cross multiply
    705,147.53x = 1,057,796.42 × 225,207.61
  4. Step 4: Simplify right side
    705,147.53x = 238,223,799,844.23
  5. Step 5: Solve for x
    x = 238,223,799,844.23/705,147.53
  6. Step 6: Final answer
    x = 337,835.41

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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.