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Finding the Fourth Proportional to 444,845.40, 667,268.10 and 164,326.20

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Solution

The fourth proportional to 444,845.40, 667,268.10 and 164,326.20 is: 246,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,845.40 : 667,268.10 = 164,326.20 : x
  2. Step 2: Convert to fraction form
    444,845.40/667,268.10 = 164,326.20/x
  3. Step 3: Cross multiply
    444,845.40x = 667,268.10 × 164,326.20
  4. Step 4: Simplify right side
    444,845.40x = 109,649,631,254.22
  5. Step 5: Solve for x
    x = 109,649,631,254.22/444,845.40
  6. Step 6: Final answer
    x = 246,489.30

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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.