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Finding the Fourth Proportional to 341,203.53, 511,786.83 and 104,546.90

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Solution

The fourth proportional to 341,203.53, 511,786.83 and 104,546.90 is: 156,814.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,203.53 : 511,786.83 = 104,546.90 : x
  2. Step 2: Convert to fraction form
    341,203.53/511,786.83 = 104,546.90/x
  3. Step 3: Cross multiply
    341,203.53x = 511,786.83 × 104,546.90
  4. Step 4: Simplify right side
    341,203.53x = 53,505,724,370.44
  5. Step 5: Solve for x
    x = 53,505,724,370.44/341,203.53
  6. Step 6: Final answer
    x = 156,814.69

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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.