Finding the Fourth Proportional to 306.36, 459.63 and 132.95
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Solution
The fourth proportional to 306.36, 459.63 and 132.95 is: 199.46
Step by Step Solution
- Step 1: Write the proportion equation
306.36 : 459.63 = 132.95 : x - Step 2: Convert to fraction form
306.36/459.63 = 132.95/x - Step 3: Cross multiply
306.36x = 459.63 × 132.95 - Step 4: Simplify right side
306.36x = 61,107.14 - Step 5: Solve for x
x = 61,107.14/306.36 - Step 6: Final answer
x = 199.46
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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.