Finding the Third Proportional to 378,398.50 and 585,957.75
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Solution
The third proportional to 378,398.50 and 585,957.75 is: 907,367.46
Step by Step Solution
- Step 1: Write the proportion equation
378,398.50 : 585,957.75 = 585,957.75 : x - Step 2: Convert to fraction form
378,398.50/585,957.75 = 585,957.75/x - Step 3: Cross multiply
378,398.50x = 585,957.75 × 585,957.75 - Step 4: Simplify right side
378,398.50x = 343,346,484,785.06 - Step 5: Solve for x
x = 343,346,484,785.06/378,398.50 - Step 6: Final answer
x = 907,367.46
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.