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Finding the Fourth Proportional to 1,602.40, 2,404.14 and 736.54

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Solution

The fourth proportional to 1,602.40, 2,404.14 and 736.54 is: 1,105.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602.40 : 2,404.14 = 736.54 : x
  2. Step 2: Convert to fraction form
    1,602.40/2,404.14 = 736.54/x
  3. Step 3: Cross multiply
    1,602.40x = 2,404.14 × 736.54
  4. Step 4: Simplify right side
    1,602.40x = 1,770,745.28
  5. Step 5: Solve for x
    x = 1,770,745.28/1,602.40
  6. Step 6: Final answer
    x = 1,105.06

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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.