Home / 352,438.31-527,991.63-273,164.42

Finding the Fourth Proportional to 352,438.31, 527,991.63 and 273,164.42

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Solution

The fourth proportional to 352,438.31, 527,991.63 and 273,164.42 is: 409,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,438.31 : 527,991.63 = 273,164.42 : x
  2. Step 2: Convert to fraction form
    352,438.31/527,991.63 = 273,164.42/x
  3. Step 3: Cross multiply
    352,438.31x = 527,991.63 × 273,164.42
  4. Step 4: Simplify right side
    352,438.31x = 144,228,524,733.85
  5. Step 5: Solve for x
    x = 144,228,524,733.85/352,438.31
  6. Step 6: Final answer
    x = 409,230.56

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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.