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Finding the Fourth Proportional to 271,606.44, 374,863.28 and 156,864.46

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Solution

The fourth proportional to 271,606.44, 374,863.28 and 156,864.46 is: 216,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,606.44 : 374,863.28 = 156,864.46 : x
  2. Step 2: Convert to fraction form
    271,606.44/374,863.28 = 156,864.46/x
  3. Step 3: Cross multiply
    271,606.44x = 374,863.28 × 156,864.46
  4. Step 4: Simplify right side
    271,606.44x = 58,802,725,991.03
  5. Step 5: Solve for x
    x = 58,802,725,991.03/271,606.44
  6. Step 6: Final answer
    x = 216,499.75

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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.