Home / 349,129.31-481,799.02-198,226.31

Finding the Fourth Proportional to 349,129.31, 481,799.02 and 198,226.31

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Solution

The fourth proportional to 349,129.31, 481,799.02 and 198,226.31 is: 273,552.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,129.31 : 481,799.02 = 198,226.31 : x
  2. Step 2: Convert to fraction form
    349,129.31/481,799.02 = 198,226.31/x
  3. Step 3: Cross multiply
    349,129.31x = 481,799.02 × 198,226.31
  4. Step 4: Simplify right side
    349,129.31x = 95,505,241,896.22
  5. Step 5: Solve for x
    x = 95,505,241,896.22/349,129.31
  6. Step 6: Final answer
    x = 273,552.63

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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.