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Finding the Fourth Proportional to 1,099.02, 1,648.50 and 736.14

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Solution

The fourth proportional to 1,099.02, 1,648.50 and 736.14 is: 1,104.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099.02 : 1,648.50 = 736.14 : x
  2. Step 2: Convert to fraction form
    1,099.02/1,648.50 = 736.14/x
  3. Step 3: Cross multiply
    1,099.02x = 1,648.50 × 736.14
  4. Step 4: Simplify right side
    1,099.02x = 1,213,526.79
  5. Step 5: Solve for x
    x = 1,213,526.79/1,099.02
  6. Step 6: Final answer
    x = 1,104.19

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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.