Home / 705,297.30-1,058,101.47-231,963.54

Finding the Fourth Proportional to 705,297.30, 1,058,101.47 and 231,963.54

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Solution

The fourth proportional to 705,297.30, 1,058,101.47 and 231,963.54 is: 347,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,297.30 : 1,058,101.47 = 231,963.54 : x
  2. Step 2: Convert to fraction form
    705,297.30/1,058,101.47 = 231,963.54/x
  3. Step 3: Cross multiply
    705,297.30x = 1,058,101.47 × 231,963.54
  4. Step 4: Simplify right side
    705,297.30x = 245,440,962,660.40
  5. Step 5: Solve for x
    x = 245,440,962,660.40/705,297.30
  6. Step 6: Final answer
    x = 347,996.46

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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.