Home / 271,297.05-374,392.04-150,431.28

Finding the Fourth Proportional to 271,297.05, 374,392.04 and 150,431.28

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Solution

The fourth proportional to 271,297.05, 374,392.04 and 150,431.28 is: 207,596.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,297.05 : 374,392.04 = 150,431.28 : x
  2. Step 2: Convert to fraction form
    271,297.05/374,392.04 = 150,431.28/x
  3. Step 3: Cross multiply
    271,297.05x = 374,392.04 × 150,431.28
  4. Step 4: Simplify right side
    271,297.05x = 56,320,273,046.85
  5. Step 5: Solve for x
    x = 56,320,273,046.85/271,297.05
  6. Step 6: Final answer
    x = 207,596.33

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1.5x scale

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.