Home / 356,140.98-491,474.61-195,006.02

Finding the Fourth Proportional to 356,140.98, 491,474.61 and 195,006.02

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Solution

The fourth proportional to 356,140.98, 491,474.61 and 195,006.02 is: 269,108.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,140.98 : 491,474.61 = 195,006.02 : x
  2. Step 2: Convert to fraction form
    356,140.98/491,474.61 = 195,006.02/x
  3. Step 3: Cross multiply
    356,140.98x = 491,474.61 × 195,006.02
  4. Step 4: Simplify right side
    356,140.98x = 95,840,505,169.78
  5. Step 5: Solve for x
    x = 95,840,505,169.78/356,140.98
  6. Step 6: Final answer
    x = 269,108.33

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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.