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Finding the Fourth Proportional to 266,750.56, 368,249.44 and 206,184.32

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Solution

The fourth proportional to 266,750.56, 368,249.44 and 206,184.32 is: 284,637.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,750.56 : 368,249.44 = 206,184.32 : x
  2. Step 2: Convert to fraction form
    266,750.56/368,249.44 = 206,184.32/x
  3. Step 3: Cross multiply
    266,750.56x = 368,249.44 × 206,184.32
  4. Step 4: Simplify right side
    266,750.56x = 75,927,260,376.78
  5. Step 5: Solve for x
    x = 75,927,260,376.78/266,750.56
  6. Step 6: Final answer
    x = 284,637.68

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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.