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Finding the Fourth Proportional to 271,463.92, 374,490.30 and 162,493.90

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Solution

The fourth proportional to 271,463.92, 374,490.30 and 162,493.90 is: 224,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,463.92 : 374,490.30 = 162,493.90 : x
  2. Step 2: Convert to fraction form
    271,463.92/374,490.30 = 162,493.90/x
  3. Step 3: Cross multiply
    271,463.92x = 374,490.30 × 162,493.90
  4. Step 4: Simplify right side
    271,463.92x = 60,852,389,359.17
  5. Step 5: Solve for x
    x = 60,852,389,359.17/271,463.92
  6. Step 6: Final answer
    x = 224,163.82

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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.