Finding the Fourth Proportional to 306.93, 423.62 and 182.65
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Solution
The fourth proportional to 306.93, 423.62 and 182.65 is: 252.09
Step by Step Solution
- Step 1: Write the proportion equation
306.93 : 423.62 = 182.65 : x - Step 2: Convert to fraction form
306.93/423.62 = 182.65/x - Step 3: Cross multiply
306.93x = 423.62 × 182.65 - Step 4: Simplify right side
306.93x = 77,374.19 - Step 5: Solve for x
x = 77,374.19/306.93 - Step 6: Final answer
x = 252.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.