Home / 366,825.28-550,286.88-145,157.44

Finding the Fourth Proportional to 366,825.28, 550,286.88 and 145,157.44

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Solution

The fourth proportional to 366,825.28, 550,286.88 and 145,157.44 is: 217,755.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,825.28 : 550,286.88 = 145,157.44 : x
  2. Step 2: Convert to fraction form
    366,825.28/550,286.88 = 145,157.44/x
  3. Step 3: Cross multiply
    366,825.28x = 550,286.88 × 145,157.44
  4. Step 4: Simplify right side
    366,825.28x = 79,878,234,766.39
  5. Step 5: Solve for x
    x = 79,878,234,766.39/366,825.28
  6. Step 6: Final answer
    x = 217,755.53

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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.