Home / 300,965.35-451,466.42-101,268.97

Finding the Fourth Proportional to 300,965.35, 451,466.42 and 101,268.97

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Solution

The fourth proportional to 300,965.35, 451,466.42 and 101,268.97 is: 151,909.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,965.35 : 451,466.42 = 101,268.97 : x
  2. Step 2: Convert to fraction form
    300,965.35/451,466.42 = 101,268.97/x
  3. Step 3: Cross multiply
    300,965.35x = 451,466.42 × 101,268.97
  4. Step 4: Simplify right side
    300,965.35x = 45,719,539,342.99
  5. Step 5: Solve for x
    x = 45,719,539,342.99/300,965.35
  6. Step 6: Final answer
    x = 151,909.64

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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.