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Finding the Fourth Proportional to 1,233.56, 1,701.60 and 736.04

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Solution

The fourth proportional to 1,233.56, 1,701.60 and 736.04 is: 1,015.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.56 : 1,701.60 = 736.04 : x
  2. Step 2: Convert to fraction form
    1,233.56/1,701.60 = 736.04/x
  3. Step 3: Cross multiply
    1,233.56x = 1,701.60 × 736.04
  4. Step 4: Simplify right side
    1,233.56x = 1,252,445.66
  5. Step 5: Solve for x
    x = 1,252,445.66/1,233.56
  6. Step 6: Final answer
    x = 1,015.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.