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Finding the Fourth Proportional to 633,580.34, 950,512.34 and 212,844.74

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Solution

The fourth proportional to 633,580.34, 950,512.34 and 212,844.74 is: 319,314.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,580.34 : 950,512.34 = 212,844.74 : x
  2. Step 2: Convert to fraction form
    633,580.34/950,512.34 = 212,844.74/x
  3. Step 3: Cross multiply
    633,580.34x = 950,512.34 × 212,844.74
  4. Step 4: Simplify right side
    633,580.34x = 202,311,551,874.09
  5. Step 5: Solve for x
    x = 202,311,551,874.09/633,580.34
  6. Step 6: Final answer
    x = 319,314.76

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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.