Finding the Third Proportional to 348 and 442
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Solution
The third proportional to 348 and 442 is: 561.39
Step by Step Solution
- Step 1: Write the proportion equation
348 : 442 = 442 : x - Step 2: Convert to fraction form
348/442 = 442/x - Step 3: Cross multiply
348x = 442 × 442 - Step 4: Simplify right side
348x = 195,364 - Step 5: Solve for x
x = 195,364/348 - Step 6: Final answer
x = 561.39
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These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.