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Finding the Fourth Proportional to 271,397.92, 374,573.94 and 150,578.14

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Solution

The fourth proportional to 271,397.92, 374,573.94 and 150,578.14 is: 207,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,397.92 : 374,573.94 = 150,578.14 : x
  2. Step 2: Convert to fraction form
    271,397.92/374,573.94 = 150,578.14/x
  3. Step 3: Cross multiply
    271,397.92x = 374,573.94 × 150,578.14
  4. Step 4: Simplify right side
    271,397.92x = 56,402,647,177.67
  5. Step 5: Solve for x
    x = 56,402,647,177.67/271,397.92
  6. Step 6: Final answer
    x = 207,822.70

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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.