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Finding the Fourth Proportional to 633,846.06, 950,173.56 and 212,826.60

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Solution

The fourth proportional to 633,846.06, 950,173.56 and 212,826.60 is: 319,039.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,846.06 : 950,173.56 = 212,826.60 : x
  2. Step 2: Convert to fraction form
    633,846.06/950,173.56 = 212,826.60/x
  3. Step 3: Cross multiply
    633,846.06x = 950,173.56 × 212,826.60
  4. Step 4: Simplify right side
    633,846.06x = 202,222,208,184.70
  5. Step 5: Solve for x
    x = 202,222,208,184.70/633,846.06
  6. Step 6: Final answer
    x = 319,039.94

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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.