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Finding the Fourth Proportional to 496,247.52, 744,371.64 and 122,270.52

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Solution

The fourth proportional to 496,247.52, 744,371.64 and 122,270.52 is: 183,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,247.52 : 744,371.64 = 122,270.52 : x
  2. Step 2: Convert to fraction form
    496,247.52/744,371.64 = 122,270.52/x
  3. Step 3: Cross multiply
    496,247.52x = 744,371.64 × 122,270.52
  4. Step 4: Simplify right side
    496,247.52x = 91,014,707,496.05
  5. Step 5: Solve for x
    x = 91,014,707,496.05/496,247.52
  6. Step 6: Final answer
    x = 183,405.87

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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.