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Finding the Fourth Proportional to 273,001.60, 410,116.80 and 262,556.80

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Solution

The fourth proportional to 273,001.60, 410,116.80 and 262,556.80 is: 394,426.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,001.60 : 410,116.80 = 262,556.80 : x
  2. Step 2: Convert to fraction form
    273,001.60/410,116.80 = 262,556.80/x
  3. Step 3: Cross multiply
    273,001.60x = 410,116.80 × 262,556.80
  4. Step 4: Simplify right side
    273,001.60x = 107,678,954,634.24
  5. Step 5: Solve for x
    x = 107,678,954,634.24/273,001.60
  6. Step 6: Final answer
    x = 394,426.09

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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.