Finding the Fourth Proportional to 664.24, 996.42 and 202
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Solution
The fourth proportional to 664.24, 996.42 and 202 is: 303.02
Step by Step Solution
- Step 1: Write the proportion equation
664.24 : 996.42 = 202 : x - Step 2: Convert to fraction form
664.24/996.42 = 202/x - Step 3: Cross multiply
664.24x = 996.42 × 202 - Step 4: Simplify right side
664.24x = 201,276.84 - Step 5: Solve for x
x = 201,276.84/664.24 - Step 6: Final answer
x = 303.02
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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.