Home / 800,455.92-1,200,087.72-484,836.72

Finding the Fourth Proportional to 800,455.92, 1,200,087.72 and 484,836.72

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Solution

The fourth proportional to 800,455.92, 1,200,087.72 and 484,836.72 is: 726,893.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,455.92 : 1,200,087.72 = 484,836.72 : x
  2. Step 2: Convert to fraction form
    800,455.92/1,200,087.72 = 484,836.72/x
  3. Step 3: Cross multiply
    800,455.92x = 1,200,087.72 × 484,836.72
  4. Step 4: Simplify right side
    800,455.92x = 581,846,593,877.08
  5. Step 5: Solve for x
    x = 581,846,593,877.08/800,455.92
  6. Step 6: Final answer
    x = 726,893.99

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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.