Finding the Third Proportional to 258,308 and 348,888
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Solution
The third proportional to 258,308 and 348,888 is: 471,231.38
Step by Step Solution
- Step 1: Write the proportion equation
258,308 : 348,888 = 348,888 : x - Step 2: Convert to fraction form
258,308/348,888 = 348,888/x - Step 3: Cross multiply
258,308x = 348,888 × 348,888 - Step 4: Simplify right side
258,308x = 121,722,836,544 - Step 5: Solve for x
x = 121,722,836,544/258,308 - Step 6: Final answer
x = 471,231.38
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.