Home / 484,936.85-669,233.60-270,076.88

Finding the Fourth Proportional to 484,936.85, 669,233.60 and 270,076.88

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Solution

The fourth proportional to 484,936.85, 669,233.60 and 270,076.88 is: 372,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,936.85 : 669,233.60 = 270,076.88 : x
  2. Step 2: Convert to fraction form
    484,936.85/669,233.60 = 270,076.88/x
  3. Step 3: Cross multiply
    484,936.85x = 669,233.60 × 270,076.88
  4. Step 4: Simplify right side
    484,936.85x = 180,744,517,982.62
  5. Step 5: Solve for x
    x = 180,744,517,982.62/484,936.85
  6. Step 6: Final answer
    x = 372,717.64

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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.