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Finding the Fourth Proportional to 1,202.14, 1,803.23 and 336.44

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Solution

The fourth proportional to 1,202.14, 1,803.23 and 336.44 is: 504.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202.14 : 1,803.23 = 336.44 : x
  2. Step 2: Convert to fraction form
    1,202.14/1,803.23 = 336.44/x
  3. Step 3: Cross multiply
    1,202.14x = 1,803.23 × 336.44
  4. Step 4: Simplify right side
    1,202.14x = 606,678.70
  5. Step 5: Solve for x
    x = 606,678.70/1,202.14
  6. Step 6: Final answer
    x = 504.67

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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.