Home / 382,972.63-574,059.61-214,245.58

Finding the Fourth Proportional to 382,972.63, 574,059.61 and 214,245.58

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Solution

The fourth proportional to 382,972.63, 574,059.61 and 214,245.58 is: 321,144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,972.63 : 574,059.61 = 214,245.58 : x
  2. Step 2: Convert to fraction form
    382,972.63/574,059.61 = 214,245.58/x
  3. Step 3: Cross multiply
    382,972.63x = 574,059.61 × 214,245.58
  4. Step 4: Simplify right side
    382,972.63x = 122,989,734,099.02
  5. Step 5: Solve for x
    x = 122,989,734,099.02/382,972.63
  6. Step 6: Final answer
    x = 321,144.97

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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.