Finding the Fourth Proportional to 944.62, 1,415.36 and 327.99
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Solution
The fourth proportional to 944.62, 1,415.36 and 327.99 is: 491.43
Step by Step Solution
- Step 1: Write the proportion equation
944.62 : 1,415.36 = 327.99 : x - Step 2: Convert to fraction form
944.62/1,415.36 = 327.99/x - Step 3: Cross multiply
944.62x = 1,415.36 × 327.99 - Step 4: Simplify right side
944.62x = 464,215.21 - Step 5: Solve for x
x = 464,215.21/944.62 - Step 6: Final answer
x = 491.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.