Finding the Fourth Proportional to 995.36, 1,493.44 and 482
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Solution
The fourth proportional to 995.36, 1,493.44 and 482 is: 723.19
Step by Step Solution
- Step 1: Write the proportion equation
995.36 : 1,493.44 = 482 : x - Step 2: Convert to fraction form
995.36/1,493.44 = 482/x - Step 3: Cross multiply
995.36x = 1,493.44 × 482 - Step 4: Simplify right side
995.36x = 719,838.08 - Step 5: Solve for x
x = 719,838.08/995.36 - Step 6: Final answer
x = 723.19
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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.