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Finding the Fourth Proportional to 273,837.20, 410,064.60 and 203,334.80

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Solution

The fourth proportional to 273,837.20, 410,064.60 and 203,334.80 is: 304,488.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,837.20 : 410,064.60 = 203,334.80 : x
  2. Step 2: Convert to fraction form
    273,837.20/410,064.60 = 203,334.80/x
  3. Step 3: Cross multiply
    273,837.20x = 410,064.60 × 203,334.80
  4. Step 4: Simplify right side
    273,837.20x = 83,380,403,428.08
  5. Step 5: Solve for x
    x = 83,380,403,428.08/273,837.20
  6. Step 6: Final answer
    x = 304,488.96

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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.