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Finding the Fourth Proportional to 325,704.28, 487,834.62 and 250,269.16

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Solution

The fourth proportional to 325,704.28, 487,834.62 and 250,269.16 is: 374,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,704.28 : 487,834.62 = 250,269.16 : x
  2. Step 2: Convert to fraction form
    325,704.28/487,834.62 = 250,269.16/x
  3. Step 3: Cross multiply
    325,704.28x = 487,834.62 × 250,269.16
  4. Step 4: Simplify right side
    325,704.28x = 122,089,960,566.32
  5. Step 5: Solve for x
    x = 122,089,960,566.32/325,704.28
  6. Step 6: Final answer
    x = 374,849.11

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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.