Finding the Third Proportional to 258,477 and 386,166
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Solution
The third proportional to 258,477 and 386,166 is: 576,934.04
Step by Step Solution
- Step 1: Write the proportion equation
258,477 : 386,166 = 386,166 : x - Step 2: Convert to fraction form
258,477/386,166 = 386,166/x - Step 3: Cross multiply
258,477x = 386,166 × 386,166 - Step 4: Simplify right side
258,477x = 149,124,179,556 - Step 5: Solve for x
x = 149,124,179,556/258,477 - Step 6: Final answer
x = 576,934.04
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.