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Finding the Fourth Proportional to 271,369.12, 406,915.44 and 182,757.28

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Solution

The fourth proportional to 271,369.12, 406,915.44 and 182,757.28 is: 274,042.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,369.12 : 406,915.44 = 182,757.28 : x
  2. Step 2: Convert to fraction form
    271,369.12/406,915.44 = 182,757.28/x
  3. Step 3: Cross multiply
    271,369.12x = 406,915.44 × 182,757.28
  4. Step 4: Simplify right side
    271,369.12x = 74,366,759,004.40
  5. Step 5: Solve for x
    x = 74,366,759,004.40/271,369.12
  6. Step 6: Final answer
    x = 274,042.82

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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.