Home / 370,721.91-511,596.90-200,956.44

Finding the Fourth Proportional to 370,721.91, 511,596.90 and 200,956.44

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Solution

The fourth proportional to 370,721.91, 511,596.90 and 200,956.44 is: 277,320.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,721.91 : 511,596.90 = 200,956.44 : x
  2. Step 2: Convert to fraction form
    370,721.91/511,596.90 = 200,956.44/x
  3. Step 3: Cross multiply
    370,721.91x = 511,596.90 × 200,956.44
  4. Step 4: Simplify right side
    370,721.91x = 102,808,691,739.04
  5. Step 5: Solve for x
    x = 102,808,691,739.04/370,721.91
  6. Step 6: Final answer
    x = 277,320.25

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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.