Finding the Fourth Proportional to 434.88, 652.28 and 160.96
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Solution
The fourth proportional to 434.88, 652.28 and 160.96 is: 241.43
Step by Step Solution
- Step 1: Write the proportion equation
434.88 : 652.28 = 160.96 : x - Step 2: Convert to fraction form
434.88/652.28 = 160.96/x - Step 3: Cross multiply
434.88x = 652.28 × 160.96 - Step 4: Simplify right side
434.88x = 104,990.99 - Step 5: Solve for x
x = 104,990.99/434.88 - Step 6: Final answer
x = 241.43
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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.