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Finding the Fourth Proportional to 271,464.60, 374,666.11 and 150,644.70

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Solution

The fourth proportional to 271,464.60, 374,666.11 and 150,644.70 is: 207,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,464.60 : 374,666.11 = 150,644.70 : x
  2. Step 2: Convert to fraction form
    271,464.60/374,666.11 = 150,644.70/x
  3. Step 3: Cross multiply
    271,464.60x = 374,666.11 × 150,644.70
  4. Step 4: Simplify right side
    271,464.60x = 56,441,463,741.12
  5. Step 5: Solve for x
    x = 56,441,463,741.12/271,464.60
  6. Step 6: Final answer
    x = 207,914.64

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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.