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Finding the Fourth Proportional to 220,894.40, 331,341.60 and 150,910.40

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Solution

The fourth proportional to 220,894.40, 331,341.60 and 150,910.40 is: 226,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,894.40 : 331,341.60 = 150,910.40 : x
  2. Step 2: Convert to fraction form
    220,894.40/331,341.60 = 150,910.40/x
  3. Step 3: Cross multiply
    220,894.40x = 331,341.60 × 150,910.40
  4. Step 4: Simplify right side
    220,894.40x = 50,002,893,392.64
  5. Step 5: Solve for x
    x = 50,002,893,392.64/220,894.40
  6. Step 6: Final answer
    x = 226,365.60

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1.5x scale

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.