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Finding the Fourth Proportional to 267,833.52, 401,374.72 and 192,599.68

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Solution

The fourth proportional to 267,833.52, 401,374.72 and 192,599.68 is: 288,629.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,833.52 : 401,374.72 = 192,599.68 : x
  2. Step 2: Convert to fraction form
    267,833.52/401,374.72 = 192,599.68/x
  3. Step 3: Cross multiply
    267,833.52x = 401,374.72 × 192,599.68
  4. Step 4: Simplify right side
    267,833.52x = 77,304,642,632.09
  5. Step 5: Solve for x
    x = 77,304,642,632.09/267,833.52
  6. Step 6: Final answer
    x = 288,629.45

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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.