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Finding the Fourth Proportional to 364,750.28, 503,408.22 and 263,112.56

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Solution

The fourth proportional to 364,750.28, 503,408.22 and 263,112.56 is: 363,133.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,750.28 : 503,408.22 = 263,112.56 : x
  2. Step 2: Convert to fraction form
    364,750.28/503,408.22 = 263,112.56/x
  3. Step 3: Cross multiply
    364,750.28x = 503,408.22 × 263,112.56
  4. Step 4: Simplify right side
    364,750.28x = 132,453,025,489.24
  5. Step 5: Solve for x
    x = 132,453,025,489.24/364,750.28
  6. Step 6: Final answer
    x = 363,133.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.