Finding the Third Proportional to 366,678.75 and 493,428.75
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Solution
The third proportional to 366,678.75 and 493,428.75 is: 663,992.48
Step by Step Solution
- Step 1: Write the proportion equation
366,678.75 : 493,428.75 = 493,428.75 : x - Step 2: Convert to fraction form
366,678.75/493,428.75 = 493,428.75/x - Step 3: Cross multiply
366,678.75x = 493,428.75 × 493,428.75 - Step 4: Simplify right side
366,678.75x = 243,471,931,326.56 - Step 5: Solve for x
x = 243,471,931,326.56/366,678.75 - Step 6: Final answer
x = 663,992.48
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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.