Home / 370,738.41-511,619.67-200,972.94

Finding the Fourth Proportional to 370,738.41, 511,619.67 and 200,972.94

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Solution

The fourth proportional to 370,738.41, 511,619.67 and 200,972.94 is: 277,343.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,738.41 : 511,619.67 = 200,972.94 : x
  2. Step 2: Convert to fraction form
    370,738.41/511,619.67 = 200,972.94/x
  3. Step 3: Cross multiply
    370,738.41x = 511,619.67 × 200,972.94
  4. Step 4: Simplify right side
    370,738.41x = 102,821,709,241.73
  5. Step 5: Solve for x
    x = 102,821,709,241.73/370,738.41
  6. Step 6: Final answer
    x = 277,343.02

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1.5x scale

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.