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Finding the Fourth Proportional to 491,469.24, 736,313.94 and 225,452.28

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Solution

The fourth proportional to 491,469.24, 736,313.94 and 225,452.28 is: 337,770.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,469.24 : 736,313.94 = 225,452.28 : x
  2. Step 2: Convert to fraction form
    491,469.24/736,313.94 = 225,452.28/x
  3. Step 3: Cross multiply
    491,469.24x = 736,313.94 × 225,452.28
  4. Step 4: Simplify right side
    491,469.24x = 166,003,656,568.78
  5. Step 5: Solve for x
    x = 166,003,656,568.78/491,469.24
  6. Step 6: Final answer
    x = 337,770.19

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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.