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Finding the Fourth Proportional to 482,517.79, 665,954.40 and 267,727.05

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Solution

The fourth proportional to 482,517.79, 665,954.40 and 267,727.05 is: 369,507.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,517.79 : 665,954.40 = 267,727.05 : x
  2. Step 2: Convert to fraction form
    482,517.79/665,954.40 = 267,727.05/x
  3. Step 3: Cross multiply
    482,517.79x = 665,954.40 × 267,727.05
  4. Step 4: Simplify right side
    482,517.79x = 178,294,007,950.50
  5. Step 5: Solve for x
    x = 178,294,007,950.50/482,517.79
  6. Step 6: Final answer
    x = 369,507.64

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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.