Finding the Fourth Proportional to 484.73, 668.93 and 263.68
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Solution
The fourth proportional to 484.73, 668.93 and 263.68 is: 363.88
Step by Step Solution
- Step 1: Write the proportion equation
484.73 : 668.93 = 263.68 : x - Step 2: Convert to fraction form
484.73/668.93 = 263.68/x - Step 3: Cross multiply
484.73x = 668.93 × 263.68 - Step 4: Simplify right side
484.73x = 176,382.14 - Step 5: Solve for x
x = 176,382.14/484.73 - Step 6: Final answer
x = 363.88
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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.