Home / 354,546.38-531,521.26-164,910.39

Finding the Fourth Proportional to 354,546.38, 531,521.26 and 164,910.39

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Solution

The fourth proportional to 354,546.38, 531,521.26 and 164,910.39 is: 247,226.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,546.38 : 531,521.26 = 164,910.39 : x
  2. Step 2: Convert to fraction form
    354,546.38/531,521.26 = 164,910.39/x
  3. Step 3: Cross multiply
    354,546.38x = 531,521.26 × 164,910.39
  4. Step 4: Simplify right side
    354,546.38x = 87,653,377,867.62
  5. Step 5: Solve for x
    x = 87,653,377,867.62/354,546.38
  6. Step 6: Final answer
    x = 247,226.83

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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.