Finding the Fourth Proportional to 944.40, 1,326 and 944.40
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Solution
The fourth proportional to 944.40, 1,326 and 944.40 is: 1,326
Step by Step Solution
- Step 1: Write the proportion equation
944.40 : 1,326 = 944.40 : x - Step 2: Convert to fraction form
944.40/1,326 = 944.40/x - Step 3: Cross multiply
944.40x = 1,326 × 944.40 - Step 4: Simplify right side
944.40x = 1,252,274.40 - Step 5: Solve for x
x = 1,252,274.40/944.40 - Step 6: Final answer
x = 1,326
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.