Home / 351,741.46-485,401.52-190,596.42

Finding the Fourth Proportional to 351,741.46, 485,401.52 and 190,596.42

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Solution

The fourth proportional to 351,741.46, 485,401.52 and 190,596.42 is: 263,022.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,741.46 : 485,401.52 = 190,596.42 : x
  2. Step 2: Convert to fraction form
    351,741.46/485,401.52 = 190,596.42/x
  3. Step 3: Cross multiply
    351,741.46x = 485,401.52 × 190,596.42
  4. Step 4: Simplify right side
    351,741.46x = 92,515,791,974.56
  5. Step 5: Solve for x
    x = 92,515,791,974.56/351,741.46
  6. Step 6: Final answer
    x = 263,022.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.