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Finding the Fourth Proportional to 482,690.08, 666,102.08 and 267,825.52

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Solution

The fourth proportional to 482,690.08, 666,102.08 and 267,825.52 is: 369,593.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,690.08 : 666,102.08 = 267,825.52 : x
  2. Step 2: Convert to fraction form
    482,690.08/666,102.08 = 267,825.52/x
  3. Step 3: Cross multiply
    482,690.08x = 666,102.08 × 267,825.52
  4. Step 4: Simplify right side
    482,690.08x = 178,399,135,949.08
  5. Step 5: Solve for x
    x = 178,399,135,949.08/482,690.08
  6. Step 6: Final answer
    x = 369,593.54

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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.