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Finding the Fourth Proportional to 271,361.68, 374,234.06 and 169,396.56

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Solution

The fourth proportional to 271,361.68, 374,234.06 and 169,396.56 is: 233,614.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,361.68 : 374,234.06 = 169,396.56 : x
  2. Step 2: Convert to fraction form
    271,361.68/374,234.06 = 169,396.56/x
  3. Step 3: Cross multiply
    271,361.68x = 374,234.06 × 169,396.56
  4. Step 4: Simplify right side
    271,361.68x = 63,393,962,969.10
  5. Step 5: Solve for x
    x = 63,393,962,969.10/271,361.68
  6. Step 6: Final answer
    x = 233,614.28

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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.