Home / 454,728.90-682,093.32-201,949.92

Finding the Fourth Proportional to 454,728.90, 682,093.32 and 201,949.92

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Solution

The fourth proportional to 454,728.90, 682,093.32 and 201,949.92 is: 302,924.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,728.90 : 682,093.32 = 201,949.92 : x
  2. Step 2: Convert to fraction form
    454,728.90/682,093.32 = 201,949.92/x
  3. Step 3: Cross multiply
    454,728.90x = 682,093.32 × 201,949.92
  4. Step 4: Simplify right side
    454,728.90x = 137,748,691,406.53
  5. Step 5: Solve for x
    x = 137,748,691,406.53/454,728.90
  6. Step 6: Final answer
    x = 302,924.87

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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.