Home / 483,306.56-666,961.44-268,441.28

Finding the Fourth Proportional to 483,306.56, 666,961.44 and 268,441.28

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Solution

The fourth proportional to 483,306.56, 666,961.44 and 268,441.28 is: 370,448.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,306.56 : 666,961.44 = 268,441.28 : x
  2. Step 2: Convert to fraction form
    483,306.56/666,961.44 = 268,441.28/x
  3. Step 3: Cross multiply
    483,306.56x = 666,961.44 × 268,441.28
  4. Step 4: Simplify right side
    483,306.56x = 179,039,982,664.24
  5. Step 5: Solve for x
    x = 179,039,982,664.24/483,306.56
  6. Step 6: Final answer
    x = 370,448.07

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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.