Home / 892,629.26-1,231,837.32-484,734.63

Finding the Fourth Proportional to 892,629.26, 1,231,837.32 and 484,734.63

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Solution

The fourth proportional to 892,629.26, 1,231,837.32 and 484,734.63 is: 668,938.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,629.26 : 1,231,837.32 = 484,734.63 : x
  2. Step 2: Convert to fraction form
    892,629.26/1,231,837.32 = 484,734.63/x
  3. Step 3: Cross multiply
    892,629.26x = 1,231,837.32 × 484,734.63
  4. Step 4: Simplify right side
    892,629.26x = 597,114,204,311.82
  5. Step 5: Solve for x
    x = 597,114,204,311.82/892,629.26
  6. Step 6: Final answer
    x = 668,938.64

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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.