Finding the Third Proportional to 223.75 and 328.75
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Solution
The third proportional to 223.75 and 328.75 is: 483.02
Step by Step Solution
- Step 1: Write the proportion equation
223.75 : 328.75 = 328.75 : x - Step 2: Convert to fraction form
223.75/328.75 = 328.75/x - Step 3: Cross multiply
223.75x = 328.75 × 328.75 - Step 4: Simplify right side
223.75x = 108,076.56 - Step 5: Solve for x
x = 108,076.56/223.75 - Step 6: Final answer
x = 483.02
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.