Home / 330,043.23-494,537.49-211,616.37

Finding the Fourth Proportional to 330,043.23, 494,537.49 and 211,616.37

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Solution

The fourth proportional to 330,043.23, 494,537.49 and 211,616.37 is: 317,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,043.23 : 494,537.49 = 211,616.37 : x
  2. Step 2: Convert to fraction form
    330,043.23/494,537.49 = 211,616.37/x
  3. Step 3: Cross multiply
    330,043.23x = 494,537.49 × 211,616.37
  4. Step 4: Simplify right side
    330,043.23x = 104,652,228,462.71
  5. Step 5: Solve for x
    x = 104,652,228,462.71/330,043.23
  6. Step 6: Final answer
    x = 317,086.43

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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.