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Finding the Fourth Proportional to 325,344.51, 488,100.90 and 190,522.44

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Solution

The fourth proportional to 325,344.51, 488,100.90 and 190,522.44 is: 285,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,344.51 : 488,100.90 = 190,522.44 : x
  2. Step 2: Convert to fraction form
    325,344.51/488,100.90 = 190,522.44/x
  3. Step 3: Cross multiply
    325,344.51x = 488,100.90 × 190,522.44
  4. Step 4: Simplify right side
    325,344.51x = 92,994,174,434.20
  5. Step 5: Solve for x
    x = 92,994,174,434.20/325,344.51
  6. Step 6: Final answer
    x = 285,832.93

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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.