Home / 449,966.87-673,291.79-270,161.58

Finding the Fourth Proportional to 449,966.87, 673,291.79 and 270,161.58

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Solution

The fourth proportional to 449,966.87, 673,291.79 and 270,161.58 is: 404,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,966.87 : 673,291.79 = 270,161.58 : x
  2. Step 2: Convert to fraction form
    449,966.87/673,291.79 = 270,161.58/x
  3. Step 3: Cross multiply
    449,966.87x = 673,291.79 × 270,161.58
  4. Step 4: Simplify right side
    449,966.87x = 181,897,573,787.43
  5. Step 5: Solve for x
    x = 181,897,573,787.43/449,966.87
  6. Step 6: Final answer
    x = 404,246.59

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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.