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Finding the Fourth Proportional to 267,568.65, 401,419.71 and 188,836.65

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Solution

The fourth proportional to 267,568.65, 401,419.71 and 188,836.65 is: 283,302.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,568.65 : 401,419.71 = 188,836.65 : x
  2. Step 2: Convert to fraction form
    267,568.65/401,419.71 = 188,836.65/x
  3. Step 3: Cross multiply
    267,568.65x = 401,419.71 × 188,836.65
  4. Step 4: Simplify right side
    267,568.65x = 75,802,753,280.37
  5. Step 5: Solve for x
    x = 75,802,753,280.37/267,568.65
  6. Step 6: Final answer
    x = 283,302.07

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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.