Home / 268,822.92-370,912.34-225,965.32

Finding the Fourth Proportional to 268,822.92, 370,912.34 and 225,965.32

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Solution

The fourth proportional to 268,822.92, 370,912.34 and 225,965.32 is: 311,778.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,822.92 : 370,912.34 = 225,965.32 : x
  2. Step 2: Convert to fraction form
    268,822.92/370,912.34 = 225,965.32/x
  3. Step 3: Cross multiply
    268,822.92x = 370,912.34 × 225,965.32
  4. Step 4: Simplify right side
    268,822.92x = 83,813,325,600.05
  5. Step 5: Solve for x
    x = 83,813,325,600.05/268,822.92
  6. Step 6: Final answer
    x = 311,778.94

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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.