Home / 299,066.40-448,786.34-199,296.60

Finding the Fourth Proportional to 299,066.40, 448,786.34 and 199,296.60

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Solution

The fourth proportional to 299,066.40, 448,786.34 and 199,296.60 is: 299,069.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,066.40 : 448,786.34 = 199,296.60 : x
  2. Step 2: Convert to fraction form
    299,066.40/448,786.34 = 199,296.60/x
  3. Step 3: Cross multiply
    299,066.40x = 448,786.34 × 199,296.60
  4. Step 4: Simplify right side
    299,066.40x = 89,441,591,688.44
  5. Step 5: Solve for x
    x = 89,441,591,688.44/299,066.40
  6. Step 6: Final answer
    x = 299,069.34

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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.