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Finding the Fourth Proportional to 246,756, 340,523.46 and 133,578.84

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Solution

The fourth proportional to 246,756, 340,523.46 and 133,578.84 is: 184,338.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,756 : 340,523.46 = 133,578.84 : x
  2. Step 2: Convert to fraction form
    246,756/340,523.46 = 133,578.84/x
  3. Step 3: Cross multiply
    246,756x = 340,523.46 × 133,578.84
  4. Step 4: Simplify right side
    246,756x = 45,486,728,779.59
  5. Step 5: Solve for x
    x = 45,486,728,779.59/246,756
  6. Step 6: Final answer
    x = 184,338.90

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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.