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Finding the Fourth Proportional to 252,812.44, 379,241.34 and 65,825.56

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Solution

The fourth proportional to 252,812.44, 379,241.34 and 65,825.56 is: 98,744.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,812.44 : 379,241.34 = 65,825.56 : x
  2. Step 2: Convert to fraction form
    252,812.44/379,241.34 = 65,825.56/x
  3. Step 3: Cross multiply
    252,812.44x = 379,241.34 × 65,825.56
  4. Step 4: Simplify right side
    252,812.44x = 24,963,773,580.65
  5. Step 5: Solve for x
    x = 24,963,773,580.65/252,812.44
  6. Step 6: Final answer
    x = 98,744.25

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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.