Home / 213,469.05-294,615.45-206,459.04

Finding the Fourth Proportional to 213,469.05, 294,615.45 and 206,459.04

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Solution

The fourth proportional to 213,469.05, 294,615.45 and 206,459.04 is: 284,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,469.05 : 294,615.45 = 206,459.04 : x
  2. Step 2: Convert to fraction form
    213,469.05/294,615.45 = 206,459.04/x
  3. Step 3: Cross multiply
    213,469.05x = 294,615.45 × 206,459.04
  4. Step 4: Simplify right side
    213,469.05x = 60,826,022,976.17
  5. Step 5: Solve for x
    x = 60,826,022,976.17/213,469.05
  6. Step 6: Final answer
    x = 284,940.71

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1.5x scale

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.