Finding the Fourth Proportional to 544.26, 816.99 and 219.85
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Solution
The fourth proportional to 544.26, 816.99 and 219.85 is: 330.02
Step by Step Solution
- Step 1: Write the proportion equation
544.26 : 816.99 = 219.85 : x - Step 2: Convert to fraction form
544.26/816.99 = 219.85/x - Step 3: Cross multiply
544.26x = 816.99 × 219.85 - Step 4: Simplify right side
544.26x = 179,615.25 - Step 5: Solve for x
x = 179,615.25/544.26 - Step 6: Final answer
x = 330.02
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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.