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Finding the Fourth Proportional to 848,523.87, 1,272,452.22 and 308,652

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Solution

The fourth proportional to 848,523.87, 1,272,452.22 and 308,652 is: 462,856.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,523.87 : 1,272,452.22 = 308,652 : x
  2. Step 2: Convert to fraction form
    848,523.87/1,272,452.22 = 308,652/x
  3. Step 3: Cross multiply
    848,523.87x = 1,272,452.22 × 308,652
  4. Step 4: Simplify right side
    848,523.87x = 392,744,922,607.44
  5. Step 5: Solve for x
    x = 392,744,922,607.44/848,523.87
  6. Step 6: Final answer
    x = 462,856.66

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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.