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Finding the Fourth Proportional to 482,475.96, 665,812.44 and 267,616.44

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Solution

The fourth proportional to 482,475.96, 665,812.44 and 267,616.44 is: 369,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,475.96 : 665,812.44 = 267,616.44 : x
  2. Step 2: Convert to fraction form
    482,475.96/665,812.44 = 267,616.44/x
  3. Step 3: Cross multiply
    482,475.96x = 665,812.44 × 267,616.44
  4. Step 4: Simplify right side
    482,475.96x = 178,182,354,900.51
  5. Step 5: Solve for x
    x = 178,182,354,900.51/482,475.96
  6. Step 6: Final answer
    x = 369,308.26

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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.