Home / 260,228.82-358,917.66-223,991.94

Finding the Fourth Proportional to 260,228.82, 358,917.66 and 223,991.94

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Solution

The fourth proportional to 260,228.82, 358,917.66 and 223,991.94 is: 308,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,228.82 : 358,917.66 = 223,991.94 : x
  2. Step 2: Convert to fraction form
    260,228.82/358,917.66 = 223,991.94/x
  3. Step 3: Cross multiply
    260,228.82x = 358,917.66 × 223,991.94
  4. Step 4: Simplify right side
    260,228.82x = 80,394,662,963.66
  5. Step 5: Solve for x
    x = 80,394,662,963.66/260,228.82
  6. Step 6: Final answer
    x = 308,938.35

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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.