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Finding the Fourth Proportional to 271,288.52, 374,376.64 and 150,447.66

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Solution

The fourth proportional to 271,288.52, 374,376.64 and 150,447.66 is: 207,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,288.52 : 374,376.64 = 150,447.66 : x
  2. Step 2: Convert to fraction form
    271,288.52/374,376.64 = 150,447.66/x
  3. Step 3: Cross multiply
    271,288.52x = 374,376.64 × 150,447.66
  4. Step 4: Simplify right side
    271,288.52x = 56,324,089,446.66
  5. Step 5: Solve for x
    x = 56,324,089,446.66/271,288.52
  6. Step 6: Final answer
    x = 207,616.93

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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.