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Finding the Fourth Proportional to 443,249.28, 664,873.88 and 110,825.28

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Solution

The fourth proportional to 443,249.28, 664,873.88 and 110,825.28 is: 166,237.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,249.28 : 664,873.88 = 110,825.28 : x
  2. Step 2: Convert to fraction form
    443,249.28/664,873.88 = 110,825.28/x
  3. Step 3: Cross multiply
    443,249.28x = 664,873.88 × 110,825.28
  4. Step 4: Simplify right side
    443,249.28x = 73,684,833,915.69
  5. Step 5: Solve for x
    x = 73,684,833,915.69/443,249.28
  6. Step 6: Final answer
    x = 166,237.91

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Similar ratio
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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.