Home / 494,678.68-741,931.98-228,416.56

Finding the Fourth Proportional to 494,678.68, 741,931.98 and 228,416.56

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Solution

The fourth proportional to 494,678.68, 741,931.98 and 228,416.56 is: 342,585.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,678.68 : 741,931.98 = 228,416.56 : x
  2. Step 2: Convert to fraction form
    494,678.68/741,931.98 = 228,416.56/x
  3. Step 3: Cross multiply
    494,678.68x = 741,931.98 × 228,416.56
  4. Step 4: Simplify right side
    494,678.68x = 169,469,550,625.59
  5. Step 5: Solve for x
    x = 169,469,550,625.59/494,678.68
  6. Step 6: Final answer
    x = 342,585.11

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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.