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Finding the Fourth Proportional to 379,093.98, 522,960.75 and 226,024.23

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Solution

The fourth proportional to 379,093.98, 522,960.75 and 226,024.23 is: 311,800.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,093.98 : 522,960.75 = 226,024.23 : x
  2. Step 2: Convert to fraction form
    379,093.98/522,960.75 = 226,024.23/x
  3. Step 3: Cross multiply
    379,093.98x = 522,960.75 × 226,024.23
  4. Step 4: Simplify right side
    379,093.98x = 118,201,800,838.97
  5. Step 5: Solve for x
    x = 118,201,800,838.97/379,093.98
  6. Step 6: Final answer
    x = 311,800.79

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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.