Home / 494,471.68-741,831.87-228,420.43

Finding the Fourth Proportional to 494,471.68, 741,831.87 and 228,420.43

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Solution

The fourth proportional to 494,471.68, 741,831.87 and 228,420.43 is: 342,688.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,471.68 : 741,831.87 = 228,420.43 : x
  2. Step 2: Convert to fraction form
    494,471.68/741,831.87 = 228,420.43/x
  3. Step 3: Cross multiply
    494,471.68x = 741,831.87 × 228,420.43
  4. Step 4: Simplify right side
    494,471.68x = 169,449,551,023.95
  5. Step 5: Solve for x
    x = 169,449,551,023.95/494,471.68
  6. Step 6: Final answer
    x = 342,688.08

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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.