Finding the Third Proportional to 208,428.19 and 454,992.19
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Solution
The third proportional to 208,428.19 and 454,992.19 is: 993,233.66
Step by Step Solution
- Step 1: Write the proportion equation
208,428.19 : 454,992.19 = 454,992.19 : x - Step 2: Convert to fraction form
208,428.19/454,992.19 = 454,992.19/x - Step 3: Cross multiply
208,428.19x = 454,992.19 × 454,992.19 - Step 4: Simplify right side
208,428.19x = 207,017,890,686.04 - Step 5: Solve for x
x = 207,017,890,686.04/208,428.19 - Step 6: Final answer
x = 993,233.66
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.