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Finding the Fourth Proportional to 382,690.39, 573,663.39 and 182,958.97

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Solution

The fourth proportional to 382,690.39, 573,663.39 and 182,958.97 is: 274,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,690.39 : 573,663.39 = 182,958.97 : x
  2. Step 2: Convert to fraction form
    382,690.39/573,663.39 = 182,958.97/x
  3. Step 3: Cross multiply
    382,690.39x = 573,663.39 × 182,958.97
  4. Step 4: Simplify right side
    382,690.39x = 104,956,862,961.11
  5. Step 5: Solve for x
    x = 104,956,862,961.11/382,690.39
  6. Step 6: Final answer
    x = 274,260.51

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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.