Home / 836,039.92-1,253,738.97-355,963.35

Finding the Fourth Proportional to 836,039.92, 1,253,738.97 and 355,963.35

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Solution

The fourth proportional to 836,039.92, 1,253,738.97 and 355,963.35 is: 533,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,039.92 : 1,253,738.97 = 355,963.35 : x
  2. Step 2: Convert to fraction form
    836,039.92/1,253,738.97 = 355,963.35/x
  3. Step 3: Cross multiply
    836,039.92x = 1,253,738.97 × 355,963.35
  4. Step 4: Simplify right side
    836,039.92x = 446,285,123,786.75
  5. Step 5: Solve for x
    x = 446,285,123,786.75/836,039.92
  6. Step 6: Final answer
    x = 533,808.39

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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.