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Finding the Fourth Proportional to 269,144.68, 404,074.14 and 229,953.64

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Solution

The fourth proportional to 269,144.68, 404,074.14 and 229,953.64 is: 345,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,144.68 : 404,074.14 = 229,953.64 : x
  2. Step 2: Convert to fraction form
    269,144.68/404,074.14 = 229,953.64/x
  3. Step 3: Cross multiply
    269,144.68x = 404,074.14 × 229,953.64
  4. Step 4: Simplify right side
    269,144.68x = 92,918,319,322.87
  5. Step 5: Solve for x
    x = 92,918,319,322.87/269,144.68
  6. Step 6: Final answer
    x = 345,235.58

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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.