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Finding the Fourth Proportional to 246,662.75, 340,395.60 and 133,485.50

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Solution

The fourth proportional to 246,662.75, 340,395.60 and 133,485.50 is: 184,210.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,662.75 : 340,395.60 = 133,485.50 : x
  2. Step 2: Convert to fraction form
    246,662.75/340,395.60 = 133,485.50/x
  3. Step 3: Cross multiply
    246,662.75x = 340,395.60 × 133,485.50
  4. Step 4: Simplify right side
    246,662.75x = 45,437,876,863.80
  5. Step 5: Solve for x
    x = 45,437,876,863.80/246,662.75
  6. Step 6: Final answer
    x = 184,210.53

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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.