Finding the Fourth Proportional to 544.19, 815.99 and 251.99
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Solution
The fourth proportional to 544.19, 815.99 and 251.99 is: 377.84
Step by Step Solution
- Step 1: Write the proportion equation
544.19 : 815.99 = 251.99 : x - Step 2: Convert to fraction form
544.19/815.99 = 251.99/x - Step 3: Cross multiply
544.19x = 815.99 × 251.99 - Step 4: Simplify right side
544.19x = 205,615.98 - Step 5: Solve for x
x = 205,615.98/544.19 - Step 6: Final answer
x = 377.84
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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.