Finding the Fourth Proportional to 549.18, 823.93 and 202.62
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Solution
The fourth proportional to 549.18, 823.93 and 202.62 is: 303.99
Step by Step Solution
- Step 1: Write the proportion equation
549.18 : 823.93 = 202.62 : x - Step 2: Convert to fraction form
549.18/823.93 = 202.62/x - Step 3: Cross multiply
549.18x = 823.93 × 202.62 - Step 4: Simplify right side
549.18x = 166,944.70 - Step 5: Solve for x
x = 166,944.70/549.18 - Step 6: Final answer
x = 303.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.