Home / 505,749.27-758,733.26-269,057.55

Finding the Fourth Proportional to 505,749.27, 758,733.26 and 269,057.55

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Solution

The fourth proportional to 505,749.27, 758,733.26 and 269,057.55 is: 403,644.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,749.27 : 758,733.26 = 269,057.55 : x
  2. Step 2: Convert to fraction form
    505,749.27/758,733.26 = 269,057.55/x
  3. Step 3: Cross multiply
    505,749.27x = 758,733.26 × 269,057.55
  4. Step 4: Simplify right side
    505,749.27x = 204,142,912,039.11
  5. Step 5: Solve for x
    x = 204,142,912,039.11/505,749.27
  6. Step 6: Final answer
    x = 403,644.50

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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.