Home / 769,936.86-1,154,892.60-230,194.38

Finding the Fourth Proportional to 769,936.86, 1,154,892.60 and 230,194.38

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Solution

The fourth proportional to 769,936.86, 1,154,892.60 and 230,194.38 is: 345,287.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,936.86 : 1,154,892.60 = 230,194.38 : x
  2. Step 2: Convert to fraction form
    769,936.86/1,154,892.60 = 230,194.38/x
  3. Step 3: Cross multiply
    769,936.86x = 1,154,892.60 × 230,194.38
  4. Step 4: Simplify right side
    769,936.86x = 265,849,786,023.59
  5. Step 5: Solve for x
    x = 265,849,786,023.59/769,936.86
  6. Step 6: Final answer
    x = 345,287.78

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1.5x scale

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.