Home / 356,266.74-491,648.26-195,131.92

Finding the Fourth Proportional to 356,266.74, 491,648.26 and 195,131.92

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Solution

The fourth proportional to 356,266.74, 491,648.26 and 195,131.92 is: 269,282.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,266.74 : 491,648.26 = 195,131.92 : x
  2. Step 2: Convert to fraction form
    356,266.74/491,648.26 = 195,131.92/x
  3. Step 3: Cross multiply
    356,266.74x = 491,648.26 × 195,131.92
  4. Step 4: Simplify right side
    356,266.74x = 95,936,268,938.46
  5. Step 5: Solve for x
    x = 95,936,268,938.46/356,266.74
  6. Step 6: Final answer
    x = 269,282.14

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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.