Home / 705,150.56-1,058,146.13-255,906.54

Finding the Fourth Proportional to 705,150.56, 1,058,146.13 and 255,906.54

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Solution

The fourth proportional to 705,150.56, 1,058,146.13 and 255,906.54 is: 384,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,150.56 : 1,058,146.13 = 255,906.54 : x
  2. Step 2: Convert to fraction form
    705,150.56/1,058,146.13 = 255,906.54/x
  3. Step 3: Cross multiply
    705,150.56x = 1,058,146.13 × 255,906.54
  4. Step 4: Simplify right side
    705,150.56x = 270,786,515,582.46
  5. Step 5: Solve for x
    x = 270,786,515,582.46/705,150.56
  6. Step 6: Final answer
    x = 384,012.34

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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.