Home / 827,629.64-1,241,419.92-228,626.84

Finding the Fourth Proportional to 827,629.64, 1,241,419.92 and 228,626.84

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Solution

The fourth proportional to 827,629.64, 1,241,419.92 and 228,626.84 is: 342,933.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,629.64 : 1,241,419.92 = 228,626.84 : x
  2. Step 2: Convert to fraction form
    827,629.64/1,241,419.92 = 228,626.84/x
  3. Step 3: Cross multiply
    827,629.64x = 1,241,419.92 × 228,626.84
  4. Step 4: Simplify right side
    827,629.64x = 283,821,913,422.65
  5. Step 5: Solve for x
    x = 283,821,913,422.65/827,629.64
  6. Step 6: Final answer
    x = 342,933.48

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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.