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Finding the Fourth Proportional to 322,135.94, 444,553.62 and 178,909.40

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Solution

The fourth proportional to 322,135.94, 444,553.62 and 178,909.40 is: 246,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,135.94 : 444,553.62 = 178,909.40 : x
  2. Step 2: Convert to fraction form
    322,135.94/444,553.62 = 178,909.40/x
  3. Step 3: Cross multiply
    322,135.94x = 444,553.62 × 178,909.40
  4. Step 4: Simplify right side
    322,135.94x = 79,534,821,422.03
  5. Step 5: Solve for x
    x = 79,534,821,422.03/322,135.94
  6. Step 6: Final answer
    x = 246,898.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.