Home / 705,093.20-1,057,415.52-231,669.44

Finding the Fourth Proportional to 705,093.20, 1,057,415.52 and 231,669.44

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Solution

The fourth proportional to 705,093.20, 1,057,415.52 and 231,669.44 is: 347,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,093.20 : 1,057,415.52 = 231,669.44 : x
  2. Step 2: Convert to fraction form
    705,093.20/1,057,415.52 = 231,669.44/x
  3. Step 3: Cross multiply
    705,093.20x = 1,057,415.52 × 231,669.44
  4. Step 4: Simplify right side
    705,093.20x = 244,970,861,365.71
  5. Step 5: Solve for x
    x = 244,970,861,365.71/705,093.20
  6. Step 6: Final answer
    x = 347,430.47

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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.