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Finding the Fourth Proportional to 1,362.99, 2,041.50 and 996.96

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Solution

The fourth proportional to 1,362.99, 2,041.50 and 996.96 is: 1,493.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362.99 : 2,041.50 = 996.96 : x
  2. Step 2: Convert to fraction form
    1,362.99/2,041.50 = 996.96/x
  3. Step 3: Cross multiply
    1,362.99x = 2,041.50 × 996.96
  4. Step 4: Simplify right side
    1,362.99x = 2,035,293.84
  5. Step 5: Solve for x
    x = 2,035,293.84/1,362.99
  6. Step 6: Final answer
    x = 1,493.26

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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.