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Finding the Fourth Proportional to 300,450.90, 414,593.46 and 179,568.12

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Solution

The fourth proportional to 300,450.90, 414,593.46 and 179,568.12 is: 247,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,450.90 : 414,593.46 = 179,568.12 : x
  2. Step 2: Convert to fraction form
    300,450.90/414,593.46 = 179,568.12/x
  3. Step 3: Cross multiply
    300,450.90x = 414,593.46 × 179,568.12
  4. Step 4: Simplify right side
    300,450.90x = 74,447,768,176.50
  5. Step 5: Solve for x
    x = 74,447,768,176.50/300,450.90
  6. Step 6: Final answer
    x = 247,786.80

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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.