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Finding the Fourth Proportional to 271,361.34, 374,460 and 150,491.28

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Solution

The fourth proportional to 271,361.34, 374,460 and 150,491.28 is: 207,667.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,361.34 : 374,460 = 150,491.28 : x
  2. Step 2: Convert to fraction form
    271,361.34/374,460 = 150,491.28/x
  3. Step 3: Cross multiply
    271,361.34x = 374,460 × 150,491.28
  4. Step 4: Simplify right side
    271,361.34x = 56,352,964,708.80
  5. Step 5: Solve for x
    x = 56,352,964,708.80/271,361.34
  6. Step 6: Final answer
    x = 207,667.62

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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.