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Finding the Fourth Proportional to 482,522.48, 665,885.04 and 267,676.64

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Solution

The fourth proportional to 482,522.48, 665,885.04 and 267,676.64 is: 369,395.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,522.48 : 665,885.04 = 267,676.64 : x
  2. Step 2: Convert to fraction form
    482,522.48/665,885.04 = 267,676.64/x
  3. Step 3: Cross multiply
    482,522.48x = 665,885.04 × 267,676.64
  4. Step 4: Simplify right side
    482,522.48x = 178,241,870,133.47
  5. Step 5: Solve for x
    x = 178,241,870,133.47/482,522.48
  6. Step 6: Final answer
    x = 369,395.99

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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.