Home / 274,550.48-378,868.59-159,832.41

Finding the Fourth Proportional to 274,550.48, 378,868.59 and 159,832.41

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Solution

The fourth proportional to 274,550.48, 378,868.59 and 159,832.41 is: 220,562.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,550.48 : 378,868.59 = 159,832.41 : x
  2. Step 2: Convert to fraction form
    274,550.48/378,868.59 = 159,832.41/x
  3. Step 3: Cross multiply
    274,550.48x = 378,868.59 × 159,832.41
  4. Step 4: Simplify right side
    274,550.48x = 60,555,478,392.24
  5. Step 5: Solve for x
    x = 60,555,478,392.24/274,550.48
  6. Step 6: Final answer
    x = 220,562.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.