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Finding the Fourth Proportional to 246,676.80, 340,414.01 and 133,499.55

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Solution

The fourth proportional to 246,676.80, 340,414.01 and 133,499.55 is: 184,229.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,676.80 : 340,414.01 = 133,499.55 : x
  2. Step 2: Convert to fraction form
    246,676.80/340,414.01 = 133,499.55/x
  3. Step 3: Cross multiply
    246,676.80x = 340,414.01 × 133,499.55
  4. Step 4: Simplify right side
    246,676.80x = 45,445,117,148.70
  5. Step 5: Solve for x
    x = 45,445,117,148.70/246,676.80
  6. Step 6: Final answer
    x = 184,229.39

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1.5x scale

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.