Home / 806,180.64-1,206,613.44-445,797.12

Finding the Fourth Proportional to 806,180.64, 1,206,613.44 and 445,797.12

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Solution

The fourth proportional to 806,180.64, 1,206,613.44 and 445,797.12 is: 667,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,180.64 : 1,206,613.44 = 445,797.12 : x
  2. Step 2: Convert to fraction form
    806,180.64/1,206,613.44 = 445,797.12/x
  3. Step 3: Cross multiply
    806,180.64x = 1,206,613.44 × 445,797.12
  4. Step 4: Simplify right side
    806,180.64x = 537,904,796,505.29
  5. Step 5: Solve for x
    x = 537,904,796,505.29/806,180.64
  6. Step 6: Final answer
    x = 667,226.14

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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.