Home / 446,849.37-669,896.46-193,938.62

Finding the Fourth Proportional to 446,849.37, 669,896.46 and 193,938.62

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Solution

The fourth proportional to 446,849.37, 669,896.46 and 193,938.62 is: 290,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,849.37 : 669,896.46 = 193,938.62 : x
  2. Step 2: Convert to fraction form
    446,849.37/669,896.46 = 193,938.62/x
  3. Step 3: Cross multiply
    446,849.37x = 669,896.46 × 193,938.62
  4. Step 4: Simplify right side
    446,849.37x = 129,918,791,645.80
  5. Step 5: Solve for x
    x = 129,918,791,645.80/446,849.37
  6. Step 6: Final answer
    x = 290,744.04

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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.