Home / 414,217.52-621,447.24-164,936.24

Finding the Fourth Proportional to 414,217.52, 621,447.24 and 164,936.24

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Solution

The fourth proportional to 414,217.52, 621,447.24 and 164,936.24 is: 247,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,217.52 : 621,447.24 = 164,936.24 : x
  2. Step 2: Convert to fraction form
    414,217.52/621,447.24 = 164,936.24/x
  3. Step 3: Cross multiply
    414,217.52x = 621,447.24 × 164,936.24
  4. Step 4: Simplify right side
    414,217.52x = 102,499,171,123.98
  5. Step 5: Solve for x
    x = 102,499,171,123.98/414,217.52
  6. Step 6: Final answer
    x = 247,452.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.