Finding the Fourth Proportional to 434.97, 652.79 and 161.26
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Solution
The fourth proportional to 434.97, 652.79 and 161.26 is: 242.01
Step by Step Solution
- Step 1: Write the proportion equation
434.97 : 652.79 = 161.26 : x - Step 2: Convert to fraction form
434.97/652.79 = 161.26/x - Step 3: Cross multiply
434.97x = 652.79 × 161.26 - Step 4: Simplify right side
434.97x = 105,267.69 - Step 5: Solve for x
x = 105,267.69/434.97 - Step 6: Final answer
x = 242.01
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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.