Finding the Fourth Proportional to 417.24, 626.63 and 234.99
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Solution
The fourth proportional to 417.24, 626.63 and 234.99 is: 352.92
Step by Step Solution
- Step 1: Write the proportion equation
417.24 : 626.63 = 234.99 : x - Step 2: Convert to fraction form
417.24/626.63 = 234.99/x - Step 3: Cross multiply
417.24x = 626.63 × 234.99 - Step 4: Simplify right side
417.24x = 147,250.61 - Step 5: Solve for x
x = 147,250.61/417.24 - Step 6: Final answer
x = 352.92
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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.