Home / 769,090.96-1,151,364.60-568,076.56

Finding the Fourth Proportional to 769,090.96, 1,151,364.60 and 568,076.56

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Solution

The fourth proportional to 769,090.96, 1,151,364.60 and 568,076.56 is: 850,436.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,090.96 : 1,151,364.60 = 568,076.56 : x
  2. Step 2: Convert to fraction form
    769,090.96/1,151,364.60 = 568,076.56/x
  3. Step 3: Cross multiply
    769,090.96x = 1,151,364.60 × 568,076.56
  4. Step 4: Simplify right side
    769,090.96x = 654,063,241,273.78
  5. Step 5: Solve for x
    x = 654,063,241,273.78/769,090.96
  6. Step 6: Final answer
    x = 850,436.78

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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.