Home / 483,050.78-666,579.24-268,190.79

Finding the Fourth Proportional to 483,050.78, 666,579.24 and 268,190.79

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Solution

The fourth proportional to 483,050.78, 666,579.24 and 268,190.79 is: 370,086.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,050.78 : 666,579.24 = 268,190.79 : x
  2. Step 2: Convert to fraction form
    483,050.78/666,579.24 = 268,190.79/x
  3. Step 3: Cross multiply
    483,050.78x = 666,579.24 × 268,190.79
  4. Step 4: Simplify right side
    483,050.78x = 178,770,412,973.20
  5. Step 5: Solve for x
    x = 178,770,412,973.20/483,050.78
  6. Step 6: Final answer
    x = 370,086.17

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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.