Finding the Fourth Proportional to 417.62, 625.98 and 173.99
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Solution
The fourth proportional to 417.62, 625.98 and 173.99 is: 260.80
Step by Step Solution
- Step 1: Write the proportion equation
417.62 : 625.98 = 173.99 : x - Step 2: Convert to fraction form
417.62/625.98 = 173.99/x - Step 3: Cross multiply
417.62x = 625.98 × 173.99 - Step 4: Simplify right side
417.62x = 108,914.26 - Step 5: Solve for x
x = 108,914.26/417.62 - Step 6: Final answer
x = 260.80
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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.