Finding the Fourth Proportional to 442.35, 662.96 and 237
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Solution
The fourth proportional to 442.35, 662.96 and 237 is: 355.19
Step by Step Solution
- Step 1: Write the proportion equation
442.35 : 662.96 = 237 : x - Step 2: Convert to fraction form
442.35/662.96 = 237/x - Step 3: Cross multiply
442.35x = 662.96 × 237 - Step 4: Simplify right side
442.35x = 157,120.34 - Step 5: Solve for x
x = 157,120.34/442.35 - Step 6: Final answer
x = 355.19
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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.