Home / 225,669.75-336,487.07-219,469.60

Finding the Fourth Proportional to 225,669.75, 336,487.07 and 219,469.60

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Solution

The fourth proportional to 225,669.75, 336,487.07 and 219,469.60 is: 327,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,669.75 : 336,487.07 = 219,469.60 : x
  2. Step 2: Convert to fraction form
    225,669.75/336,487.07 = 219,469.60/x
  3. Step 3: Cross multiply
    225,669.75x = 336,487.07 × 219,469.60
  4. Step 4: Simplify right side
    225,669.75x = 73,848,683,627.35
  5. Step 5: Solve for x
    x = 73,848,683,627.35/225,669.75
  6. Step 6: Final answer
    x = 327,242.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.