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Finding the Fourth Proportional to 271,650.77, 407,744.33 and 203,947.32

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Solution

The fourth proportional to 271,650.77, 407,744.33 and 203,947.32 is: 306,122.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,650.77 : 407,744.33 = 203,947.32 : x
  2. Step 2: Convert to fraction form
    271,650.77/407,744.33 = 203,947.32/x
  3. Step 3: Cross multiply
    271,650.77x = 407,744.33 × 203,947.32
  4. Step 4: Simplify right side
    271,650.77x = 83,158,365,005.20
  5. Step 5: Solve for x
    x = 83,158,365,005.20/271,650.77
  6. Step 6: Final answer
    x = 306,122.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.