Home / 361,932.07-499,466.84-200,787.12

Finding the Fourth Proportional to 361,932.07, 499,466.84 and 200,787.12

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Solution

The fourth proportional to 361,932.07, 499,466.84 and 200,787.12 is: 277,086.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,932.07 : 499,466.84 = 200,787.12 : x
  2. Step 2: Convert to fraction form
    361,932.07/499,466.84 = 200,787.12/x
  3. Step 3: Cross multiply
    361,932.07x = 499,466.84 × 200,787.12
  4. Step 4: Simplify right side
    361,932.07x = 100,286,508,339.10
  5. Step 5: Solve for x
    x = 100,286,508,339.10/361,932.07
  6. Step 6: Final answer
    x = 277,086.55

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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.