Home / 300,899.28-451,232.28-160,581.36

Finding the Fourth Proportional to 300,899.28, 451,232.28 and 160,581.36

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Solution

The fourth proportional to 300,899.28, 451,232.28 and 160,581.36 is: 240,809.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,899.28 : 451,232.28 = 160,581.36 : x
  2. Step 2: Convert to fraction form
    300,899.28/451,232.28 = 160,581.36/x
  3. Step 3: Cross multiply
    300,899.28x = 451,232.28 × 160,581.36
  4. Step 4: Simplify right side
    300,899.28x = 72,459,493,198.30
  5. Step 5: Solve for x
    x = 72,459,493,198.30/300,899.28
  6. Step 6: Final answer
    x = 240,809.79

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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.