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Finding the Fourth Proportional to 215,195.60, 322,404.60 and 184,091.60

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Solution

The fourth proportional to 215,195.60, 322,404.60 and 184,091.60 is: 275,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,195.60 : 322,404.60 = 184,091.60 : x
  2. Step 2: Convert to fraction form
    215,195.60/322,404.60 = 184,091.60/x
  3. Step 3: Cross multiply
    215,195.60x = 322,404.60 × 184,091.60
  4. Step 4: Simplify right side
    215,195.60x = 59,351,978,661.36
  5. Step 5: Solve for x
    x = 59,351,978,661.36/215,195.60
  6. Step 6: Final answer
    x = 275,804.80

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1.5x scale

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.