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Finding the Fourth Proportional to 336,718.23, 505,169.61 and 168,034.92

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Solution

The fourth proportional to 336,718.23, 505,169.61 and 168,034.92 is: 252,098.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,718.23 : 505,169.61 = 168,034.92 : x
  2. Step 2: Convert to fraction form
    336,718.23/505,169.61 = 168,034.92/x
  3. Step 3: Cross multiply
    336,718.23x = 505,169.61 × 168,034.92
  4. Step 4: Simplify right side
    336,718.23x = 84,886,135,002.78
  5. Step 5: Solve for x
    x = 84,886,135,002.78/336,718.23
  6. Step 6: Final answer
    x = 252,098.42

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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.