Home / 481,086.44-721,914.74-268,032.68

Finding the Fourth Proportional to 481,086.44, 721,914.74 and 268,032.68

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Solution

The fourth proportional to 481,086.44, 721,914.74 and 268,032.68 is: 402,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,086.44 : 721,914.74 = 268,032.68 : x
  2. Step 2: Convert to fraction form
    481,086.44/721,914.74 = 268,032.68/x
  3. Step 3: Cross multiply
    481,086.44x = 721,914.74 × 268,032.68
  4. Step 4: Simplify right side
    481,086.44x = 193,496,742,493.70
  5. Step 5: Solve for x
    x = 193,496,742,493.70/481,086.44
  6. Step 6: Final answer
    x = 402,207.85

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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.