Home / 767,076.68-1,150,614.42-206,111.18

Finding the Fourth Proportional to 767,076.68, 1,150,614.42 and 206,111.18

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Solution

The fourth proportional to 767,076.68, 1,150,614.42 and 206,111.18 is: 309,166.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,076.68 : 1,150,614.42 = 206,111.18 : x
  2. Step 2: Convert to fraction form
    767,076.68/1,150,614.42 = 206,111.18/x
  3. Step 3: Cross multiply
    767,076.68x = 1,150,614.42 × 206,111.18
  4. Step 4: Simplify right side
    767,076.68x = 237,154,497,934.84
  5. Step 5: Solve for x
    x = 237,154,497,934.84/767,076.68
  6. Step 6: Final answer
    x = 309,166.61

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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.