Home / 796,613.40-1,194,920.10-765,120.60

Finding the Fourth Proportional to 796,613.40, 1,194,920.10 and 765,120.60

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Solution

The fourth proportional to 796,613.40, 1,194,920.10 and 765,120.60 is: 1,147,680.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,613.40 : 1,194,920.10 = 765,120.60 : x
  2. Step 2: Convert to fraction form
    796,613.40/1,194,920.10 = 765,120.60/x
  3. Step 3: Cross multiply
    796,613.40x = 1,194,920.10 × 765,120.60
  4. Step 4: Simplify right side
    796,613.40x = 914,257,983,864.06
  5. Step 5: Solve for x
    x = 914,257,983,864.06/796,613.40
  6. Step 6: Final answer
    x = 1,147,680.90

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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.