Home / 627,772.60-941,313.30-206,831.80

Finding the Fourth Proportional to 627,772.60, 941,313.30 and 206,831.80

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Solution

The fourth proportional to 627,772.60, 941,313.30 and 206,831.80 is: 310,133.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,772.60 : 941,313.30 = 206,831.80 : x
  2. Step 2: Convert to fraction form
    627,772.60/941,313.30 = 206,831.80/x
  3. Step 3: Cross multiply
    627,772.60x = 941,313.30 × 206,831.80
  4. Step 4: Simplify right side
    627,772.60x = 194,693,524,202.94
  5. Step 5: Solve for x
    x = 194,693,524,202.94/627,772.60
  6. Step 6: Final answer
    x = 310,133.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.