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Finding the Fourth Proportional to 241,336.67, 331,863.58 and 209,450.21

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Solution

The fourth proportional to 241,336.67, 331,863.58 and 209,450.21 is: 288,016.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,336.67 : 331,863.58 = 209,450.21 : x
  2. Step 2: Convert to fraction form
    241,336.67/331,863.58 = 209,450.21/x
  3. Step 3: Cross multiply
    241,336.67x = 331,863.58 × 209,450.21
  4. Step 4: Simplify right side
    241,336.67x = 69,508,895,124.85
  5. Step 5: Solve for x
    x = 69,508,895,124.85/241,336.67
  6. Step 6: Final answer
    x = 288,016.31

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1.5x scale

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.