Finding the Fourth Proportional to 366.93, 549.79 and 258.19
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Solution
The fourth proportional to 366.93, 549.79 and 258.19 is: 386.85
Step by Step Solution
- Step 1: Write the proportion equation
366.93 : 549.79 = 258.19 : x - Step 2: Convert to fraction form
366.93/549.79 = 258.19/x - Step 3: Cross multiply
366.93x = 549.79 × 258.19 - Step 4: Simplify right side
366.93x = 141,948.26 - Step 5: Solve for x
x = 141,948.26/366.93 - Step 6: Final answer
x = 386.85
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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.