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Finding the Fourth Proportional to 262,843.60, 394,265.40 and 182,664.40

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Solution

The fourth proportional to 262,843.60, 394,265.40 and 182,664.40 is: 273,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,843.60 : 394,265.40 = 182,664.40 : x
  2. Step 2: Convert to fraction form
    262,843.60/394,265.40 = 182,664.40/x
  3. Step 3: Cross multiply
    262,843.60x = 394,265.40 × 182,664.40
  4. Step 4: Simplify right side
    262,843.60x = 72,018,252,731.76
  5. Step 5: Solve for x
    x = 72,018,252,731.76/262,843.60
  6. Step 6: Final answer
    x = 273,996.60

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1.5x scale

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.