Home / 863,912.59-1,192,436.50-501,453.22

Finding the Fourth Proportional to 863,912.59, 1,192,436.50 and 501,453.22

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Solution

The fourth proportional to 863,912.59, 1,192,436.50 and 501,453.22 is: 692,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,912.59 : 1,192,436.50 = 501,453.22 : x
  2. Step 2: Convert to fraction form
    863,912.59/1,192,436.50 = 501,453.22/x
  3. Step 3: Cross multiply
    863,912.59x = 1,192,436.50 × 501,453.22
  4. Step 4: Simplify right side
    863,912.59x = 597,951,126,805.25
  5. Step 5: Solve for x
    x = 597,951,126,805.25/863,912.59
  6. Step 6: Final answer
    x = 692,143.09

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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.