Home / 808,621.80-1,212,932.70-796,180.20

Finding the Fourth Proportional to 808,621.80, 1,212,932.70 and 796,180.20

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Solution

The fourth proportional to 808,621.80, 1,212,932.70 and 796,180.20 is: 1,194,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,621.80 : 1,212,932.70 = 796,180.20 : x
  2. Step 2: Convert to fraction form
    808,621.80/1,212,932.70 = 796,180.20/x
  3. Step 3: Cross multiply
    808,621.80x = 1,212,932.70 × 796,180.20
  4. Step 4: Simplify right side
    808,621.80x = 965,712,999,672.54
  5. Step 5: Solve for x
    x = 965,712,999,672.54/808,621.80
  6. Step 6: Final answer
    x = 1,194,270.30

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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.