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Finding the Fourth Proportional to 270,796.77, 373,720.58 and 149,949.30

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Solution

The fourth proportional to 270,796.77, 373,720.58 and 149,949.30 is: 206,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,796.77 : 373,720.58 = 149,949.30 : x
  2. Step 2: Convert to fraction form
    270,796.77/373,720.58 = 149,949.30/x
  3. Step 3: Cross multiply
    270,796.77x = 373,720.58 × 149,949.30
  4. Step 4: Simplify right side
    270,796.77x = 56,039,138,616.85
  5. Step 5: Solve for x
    x = 56,039,138,616.85/270,796.77
  6. Step 6: Final answer
    x = 206,941.68

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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.