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Finding the Fourth Proportional to 336,027.20, 504,186.60 and 169,815.20

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Solution

The fourth proportional to 336,027.20, 504,186.60 and 169,815.20 is: 254,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,027.20 : 504,186.60 = 169,815.20 : x
  2. Step 2: Convert to fraction form
    336,027.20/504,186.60 = 169,815.20/x
  3. Step 3: Cross multiply
    336,027.20x = 504,186.60 × 169,815.20
  4. Step 4: Simplify right side
    336,027.20x = 85,618,548,316.32
  5. Step 5: Solve for x
    x = 85,618,548,316.32/336,027.20
  6. Step 6: Final answer
    x = 254,796.48

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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.