Home / 796,778.75-1,195,401.69-257,024.25

Finding the Fourth Proportional to 796,778.75, 1,195,401.69 and 257,024.25

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Solution

The fourth proportional to 796,778.75, 1,195,401.69 and 257,024.25 is: 385,611.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,778.75 : 1,195,401.69 = 257,024.25 : x
  2. Step 2: Convert to fraction form
    796,778.75/1,195,401.69 = 257,024.25/x
  3. Step 3: Cross multiply
    796,778.75x = 1,195,401.69 × 257,024.25
  4. Step 4: Simplify right side
    796,778.75x = 307,247,222,820.98
  5. Step 5: Solve for x
    x = 307,247,222,820.98/796,778.75
  6. Step 6: Final answer
    x = 385,611.72

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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.