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Finding the Fourth Proportional to 366,096.96, 505,063.68 and 222,742.08

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Solution

The fourth proportional to 366,096.96, 505,063.68 and 222,742.08 is: 307,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,096.96 : 505,063.68 = 222,742.08 : x
  2. Step 2: Convert to fraction form
    366,096.96/505,063.68 = 222,742.08/x
  3. Step 3: Cross multiply
    366,096.96x = 505,063.68 × 222,742.08
  4. Step 4: Simplify right side
    366,096.96x = 112,498,934,615.65
  5. Step 5: Solve for x
    x = 112,498,934,615.65/366,096.96
  6. Step 6: Final answer
    x = 307,292.73

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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.