Home / 892,843.92-1,232,133.72-484,949.76

Finding the Fourth Proportional to 892,843.92, 1,232,133.72 and 484,949.76

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Solution

The fourth proportional to 892,843.92, 1,232,133.72 and 484,949.76 is: 669,235.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,843.92 : 1,232,133.72 = 484,949.76 : x
  2. Step 2: Convert to fraction form
    892,843.92/1,232,133.72 = 484,949.76/x
  3. Step 3: Cross multiply
    892,843.92x = 1,232,133.72 × 484,949.76
  4. Step 4: Simplify right side
    892,843.92x = 597,522,951,801.91
  5. Step 5: Solve for x
    x = 597,522,951,801.91/892,843.92
  6. Step 6: Final answer
    x = 669,235.62

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1.5x scale

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.