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Finding the Fourth Proportional to 300,186.80, 449,688.48 and 244,090.25

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Solution

The fourth proportional to 300,186.80, 449,688.48 and 244,090.25 is: 365,654.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,186.80 : 449,688.48 = 244,090.25 : x
  2. Step 2: Convert to fraction form
    300,186.80/449,688.48 = 244,090.25/x
  3. Step 3: Cross multiply
    300,186.80x = 449,688.48 × 244,090.25
  4. Step 4: Simplify right side
    300,186.80x = 109,764,571,256.88
  5. Step 5: Solve for x
    x = 109,764,571,256.88/300,186.80
  6. Step 6: Final answer
    x = 365,654.23

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1.5x scale

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.