Home / 356,327.14-491,731.58-195,184.82

Finding the Fourth Proportional to 356,327.14, 491,731.58 and 195,184.82

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Solution

The fourth proportional to 356,327.14, 491,731.58 and 195,184.82 is: 269,355.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,327.14 : 491,731.58 = 195,184.82 : x
  2. Step 2: Convert to fraction form
    356,327.14/491,731.58 = 195,184.82/x
  3. Step 3: Cross multiply
    356,327.14x = 491,731.58 × 195,184.82
  4. Step 4: Simplify right side
    356,327.14x = 95,978,539,930.62
  5. Step 5: Solve for x
    x = 95,978,539,930.62/356,327.14
  6. Step 6: Final answer
    x = 269,355.12

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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.