Home / 340,519.82-469,876.21-195,318.14

Finding the Fourth Proportional to 340,519.82, 469,876.21 and 195,318.14

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Solution

The fourth proportional to 340,519.82, 469,876.21 and 195,318.14 is: 269,515.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,519.82 : 469,876.21 = 195,318.14 : x
  2. Step 2: Convert to fraction form
    340,519.82/469,876.21 = 195,318.14/x
  3. Step 3: Cross multiply
    340,519.82x = 469,876.21 × 195,318.14
  4. Step 4: Simplify right side
    340,519.82x = 91,775,344,529.77
  5. Step 5: Solve for x
    x = 91,775,344,529.77/340,519.82
  6. Step 6: Final answer
    x = 269,515.43

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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.