Home / 331,502.24-457,353.09-216,846.33

Finding the Fourth Proportional to 331,502.24, 457,353.09 and 216,846.33

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Solution

The fourth proportional to 331,502.24, 457,353.09 and 216,846.33 is: 299,169.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,502.24 : 457,353.09 = 216,846.33 : x
  2. Step 2: Convert to fraction form
    331,502.24/457,353.09 = 216,846.33/x
  3. Step 3: Cross multiply
    331,502.24x = 457,353.09 × 216,846.33
  4. Step 4: Simplify right side
    331,502.24x = 99,175,339,982.56
  5. Step 5: Solve for x
    x = 99,175,339,982.56/331,502.24
  6. Step 6: Final answer
    x = 299,169.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.