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Finding the Fourth Proportional to 366,650.87, 505,594.46 and 271,357.43

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Solution

The fourth proportional to 366,650.87, 505,594.46 and 271,357.43 is: 374,189.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,650.87 : 505,594.46 = 271,357.43 : x
  2. Step 2: Convert to fraction form
    366,650.87/505,594.46 = 271,357.43/x
  3. Step 3: Cross multiply
    366,650.87x = 505,594.46 × 271,357.43
  4. Step 4: Simplify right side
    366,650.87x = 137,196,811,438.26
  5. Step 5: Solve for x
    x = 137,196,811,438.26/366,650.87
  6. Step 6: Final answer
    x = 374,189.25

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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.