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Finding the Fourth Proportional to 655,418.52, 983,180.84 and 182,103.93

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Solution

The fourth proportional to 655,418.52, 983,180.84 and 182,103.93 is: 273,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,418.52 : 983,180.84 = 182,103.93 : x
  2. Step 2: Convert to fraction form
    655,418.52/983,180.84 = 182,103.93/x
  3. Step 3: Cross multiply
    655,418.52x = 983,180.84 × 182,103.93
  4. Step 4: Simplify right side
    655,418.52x = 179,041,093,954.18
  5. Step 5: Solve for x
    x = 179,041,093,954.18/655,418.52
  6. Step 6: Final answer
    x = 273,170.64

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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.