Home / 351,105.02-484,524.74-198,175.30

Finding the Fourth Proportional to 351,105.02, 484,524.74 and 198,175.30

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Solution

The fourth proportional to 351,105.02, 484,524.74 and 198,175.30 is: 273,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,105.02 : 484,524.74 = 198,175.30 : x
  2. Step 2: Convert to fraction form
    351,105.02/484,524.74 = 198,175.30/x
  3. Step 3: Cross multiply
    351,105.02x = 484,524.74 × 198,175.30
  4. Step 4: Simplify right side
    351,105.02x = 96,020,834,991.05
  5. Step 5: Solve for x
    x = 96,020,834,991.05/351,105.02
  6. Step 6: Final answer
    x = 273,481.81

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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.