Home / 705,223.86-1,057,828.50-172,747.68

Finding the Fourth Proportional to 705,223.86, 1,057,828.50 and 172,747.68

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Solution

The fourth proportional to 705,223.86, 1,057,828.50 and 172,747.68 is: 259,119.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,223.86 : 1,057,828.50 = 172,747.68 : x
  2. Step 2: Convert to fraction form
    705,223.86/1,057,828.50 = 172,747.68/x
  3. Step 3: Cross multiply
    705,223.86x = 1,057,828.50 × 172,747.68
  4. Step 4: Simplify right side
    705,223.86x = 182,737,419,212.88
  5. Step 5: Solve for x
    x = 182,737,419,212.88/705,223.86
  6. Step 6: Final answer
    x = 259,119.73

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