Finding the Fourth Proportional to 310.20, 465.24 and 202.44
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Solution
The fourth proportional to 310.20, 465.24 and 202.44 is: 303.62
Step by Step Solution
- Step 1: Write the proportion equation
310.20 : 465.24 = 202.44 : x - Step 2: Convert to fraction form
310.20/465.24 = 202.44/x - Step 3: Cross multiply
310.20x = 465.24 × 202.44 - Step 4: Simplify right side
310.20x = 94,183.19 - Step 5: Solve for x
x = 94,183.19/310.20 - Step 6: Final answer
x = 303.62
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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.