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Finding the Fourth Proportional to 336,480.50, 504,816.09 and 136,944.10

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Solution

The fourth proportional to 336,480.50, 504,816.09 and 136,944.10 is: 205,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,480.50 : 504,816.09 = 136,944.10 : x
  2. Step 2: Convert to fraction form
    336,480.50/504,816.09 = 136,944.10/x
  3. Step 3: Cross multiply
    336,480.50x = 504,816.09 × 136,944.10
  4. Step 4: Simplify right side
    336,480.50x = 69,131,585,110.57
  5. Step 5: Solve for x
    x = 69,131,585,110.57/336,480.50
  6. Step 6: Final answer
    x = 205,454.95

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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.