Home / 351,131.70-484,563.41-198,176.34

Finding the Fourth Proportional to 351,131.70, 484,563.41 and 198,176.34

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Solution

The fourth proportional to 351,131.70, 484,563.41 and 198,176.34 is: 273,484.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,131.70 : 484,563.41 = 198,176.34 : x
  2. Step 2: Convert to fraction form
    351,131.70/484,563.41 = 198,176.34/x
  3. Step 3: Cross multiply
    351,131.70x = 484,563.41 × 198,176.34
  4. Step 4: Simplify right side
    351,131.70x = 96,029,003,091.72
  5. Step 5: Solve for x
    x = 96,029,003,091.72/351,131.70
  6. Step 6: Final answer
    x = 273,484.29

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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.