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Finding the Fourth Proportional to 334,291.96, 501,610.38 and 222,049.72

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Solution

The fourth proportional to 334,291.96, 501,610.38 and 222,049.72 is: 333,189.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,291.96 : 501,610.38 = 222,049.72 : x
  2. Step 2: Convert to fraction form
    334,291.96/501,610.38 = 222,049.72/x
  3. Step 3: Cross multiply
    334,291.96x = 501,610.38 × 222,049.72
  4. Step 4: Simplify right side
    334,291.96x = 111,382,444,428.09
  5. Step 5: Solve for x
    x = 111,382,444,428.09/334,291.96
  6. Step 6: Final answer
    x = 333,189.12

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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.