Home / 300,318.36-450,517.17-110,911.85

Finding the Fourth Proportional to 300,318.36, 450,517.17 and 110,911.85

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Solution

The fourth proportional to 300,318.36, 450,517.17 and 110,911.85 is: 166,382.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,318.36 : 450,517.17 = 110,911.85 : x
  2. Step 2: Convert to fraction form
    300,318.36/450,517.17 = 110,911.85/x
  3. Step 3: Cross multiply
    300,318.36x = 450,517.17 × 110,911.85
  4. Step 4: Simplify right side
    300,318.36x = 49,967,693,907.76
  5. Step 5: Solve for x
    x = 49,967,693,907.76/300,318.36
  6. Step 6: Final answer
    x = 166,382.42

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1.5x scale

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.