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Finding the Fourth Proportional to 599,817.25, 899,975.76 and 263,099.71

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Solution

The fourth proportional to 599,817.25, 899,975.76 and 263,099.71 is: 394,759.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,817.25 : 899,975.76 = 263,099.71 : x
  2. Step 2: Convert to fraction form
    599,817.25/899,975.76 = 263,099.71/x
  3. Step 3: Cross multiply
    599,817.25x = 899,975.76 × 263,099.71
  4. Step 4: Simplify right side
    599,817.25x = 236,783,361,463.03
  5. Step 5: Solve for x
    x = 236,783,361,463.03/599,817.25
  6. Step 6: Final answer
    x = 394,759.17

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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.