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Finding the Fourth Proportional to 336,622.92, 504,498.10 and 136,711.07

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Solution

The fourth proportional to 336,622.92, 504,498.10 and 136,711.07 is: 204,889.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,622.92 : 504,498.10 = 136,711.07 : x
  2. Step 2: Convert to fraction form
    336,622.92/504,498.10 = 136,711.07/x
  3. Step 3: Cross multiply
    336,622.92x = 504,498.10 × 136,711.07
  4. Step 4: Simplify right side
    336,622.92x = 68,970,475,063.97
  5. Step 5: Solve for x
    x = 68,970,475,063.97/336,622.92
  6. Step 6: Final answer
    x = 204,889.42

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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.