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Finding the Fourth Proportional to 655,434.73, 983,205.45 and 182,120.14

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Solution

The fourth proportional to 655,434.73, 983,205.45 and 182,120.14 is: 273,195.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,434.73 : 983,205.45 = 182,120.14 : x
  2. Step 2: Convert to fraction form
    655,434.73/983,205.45 = 182,120.14/x
  3. Step 3: Cross multiply
    655,434.73x = 983,205.45 × 182,120.14
  4. Step 4: Simplify right side
    655,434.73x = 179,061,511,744.75
  5. Step 5: Solve for x
    x = 179,061,511,744.75/655,434.73
  6. Step 6: Final answer
    x = 273,195.03

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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.