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Finding the Fourth Proportional to 536,725.77, 804,782.46 and 220,806.33

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Solution

The fourth proportional to 536,725.77, 804,782.46 and 220,806.33 is: 331,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,725.77 : 804,782.46 = 220,806.33 : x
  2. Step 2: Convert to fraction form
    536,725.77/804,782.46 = 220,806.33/x
  3. Step 3: Cross multiply
    536,725.77x = 804,782.46 × 220,806.33
  4. Step 4: Simplify right side
    536,725.77x = 177,701,061,440.97
  5. Step 5: Solve for x
    x = 177,701,061,440.97/536,725.77
  6. Step 6: Final answer
    x = 331,083.53

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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.