Finding the Fourth Proportional to 366.68, 550.08 and 135.90
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Solution
The fourth proportional to 366.68, 550.08 and 135.90 is: 203.86
Step by Step Solution
- Step 1: Write the proportion equation
366.68 : 550.08 = 135.90 : x - Step 2: Convert to fraction form
366.68/550.08 = 135.90/x - Step 3: Cross multiply
366.68x = 550.08 × 135.90 - Step 4: Simplify right side
366.68x = 74,752.44 - Step 5: Solve for x
x = 74,752.44/366.68 - Step 6: Final answer
x = 203.86
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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.