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Finding the Fourth Proportional to 536,481.60, 804,819.60 and 269,570.40

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Solution

The fourth proportional to 536,481.60, 804,819.60 and 269,570.40 is: 404,404.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,481.60 : 804,819.60 = 269,570.40 : x
  2. Step 2: Convert to fraction form
    536,481.60/804,819.60 = 269,570.40/x
  3. Step 3: Cross multiply
    536,481.60x = 804,819.60 × 269,570.40
  4. Step 4: Simplify right side
    536,481.60x = 216,955,541,499.84
  5. Step 5: Solve for x
    x = 216,955,541,499.84/536,481.60
  6. Step 6: Final answer
    x = 404,404.44

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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.