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Finding the Fourth Proportional to 271,468.39, 374,671.35 and 150,648.47

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Solution

The fourth proportional to 271,468.39, 374,671.35 and 150,648.47 is: 207,919.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,468.39 : 374,671.35 = 150,648.47 : x
  2. Step 2: Convert to fraction form
    271,468.39/374,671.35 = 150,648.47/x
  3. Step 3: Cross multiply
    271,468.39x = 374,671.35 × 150,648.47
  4. Step 4: Simplify right side
    271,468.39x = 56,443,664,877.09
  5. Step 5: Solve for x
    x = 56,443,664,877.09/271,468.39
  6. Step 6: Final answer
    x = 207,919.85

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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.