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Finding the Fourth Proportional to 736.70, 1,104.50 and 304.16

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Solution

The fourth proportional to 736.70, 1,104.50 and 304.16 is: 456.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.70 : 1,104.50 = 304.16 : x
  2. Step 2: Convert to fraction form
    736.70/1,104.50 = 304.16/x
  3. Step 3: Cross multiply
    736.70x = 1,104.50 × 304.16
  4. Step 4: Simplify right side
    736.70x = 335,944.72
  5. Step 5: Solve for x
    x = 335,944.72/736.70
  6. Step 6: Final answer
    x = 456.01

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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.