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Finding the Fourth Proportional to 336,119.44, 503,905.24 and 156,318.32

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Solution

The fourth proportional to 336,119.44, 503,905.24 and 156,318.32 is: 234,350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,119.44 : 503,905.24 = 156,318.32 : x
  2. Step 2: Convert to fraction form
    336,119.44/503,905.24 = 156,318.32/x
  3. Step 3: Cross multiply
    336,119.44x = 503,905.24 × 156,318.32
  4. Step 4: Simplify right side
    336,119.44x = 78,769,620,556.00
  5. Step 5: Solve for x
    x = 78,769,620,556.00/336,119.44
  6. Step 6: Final answer
    x = 234,350.09

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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.