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Finding the Fourth Proportional to 246,806.88, 340,593.52 and 133,629.60

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Solution

The fourth proportional to 246,806.88, 340,593.52 and 133,629.60 is: 184,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,806.88 : 340,593.52 = 133,629.60 : x
  2. Step 2: Convert to fraction form
    246,806.88/340,593.52 = 133,629.60/x
  3. Step 3: Cross multiply
    246,806.88x = 340,593.52 × 133,629.60
  4. Step 4: Simplify right side
    246,806.88x = 45,513,375,840.19
  5. Step 5: Solve for x
    x = 45,513,375,840.19/246,806.88
  6. Step 6: Final answer
    x = 184,408.86

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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.