Finding the Fourth Proportional to 544.62, 816.96 and 219.99
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Solution
The fourth proportional to 544.62, 816.96 and 219.99 is: 329.99
Step by Step Solution
- Step 1: Write the proportion equation
544.62 : 816.96 = 219.99 : x - Step 2: Convert to fraction form
544.62/816.96 = 219.99/x - Step 3: Cross multiply
544.62x = 816.96 × 219.99 - Step 4: Simplify right side
544.62x = 179,718.95 - Step 5: Solve for x
x = 179,718.95/544.62 - Step 6: Final answer
x = 329.99
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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.