Finding the Fourth Proportional to 441.28, 661.32 and 246
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Solution
The fourth proportional to 441.28, 661.32 and 246 is: 368.67
Step by Step Solution
- Step 1: Write the proportion equation
441.28 : 661.32 = 246 : x - Step 2: Convert to fraction form
441.28/661.32 = 246/x - Step 3: Cross multiply
441.28x = 661.32 × 246 - Step 4: Simplify right side
441.28x = 162,684.72 - Step 5: Solve for x
x = 162,684.72/441.28 - Step 6: Final answer
x = 368.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.