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Finding the Fourth Proportional to 454,757.58, 682,133.61 and 117,797.34

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Solution

The fourth proportional to 454,757.58, 682,133.61 and 117,797.34 is: 176,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,757.58 : 682,133.61 = 117,797.34 : x
  2. Step 2: Convert to fraction form
    454,757.58/682,133.61 = 117,797.34/x
  3. Step 3: Cross multiply
    454,757.58x = 682,133.61 × 117,797.34
  4. Step 4: Simplify right side
    454,757.58x = 80,353,524,782.60
  5. Step 5: Solve for x
    x = 80,353,524,782.60/454,757.58
  6. Step 6: Final answer
    x = 176,695.30

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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.