Finding the Third Proportional to 415,272.38 and 905,577.75
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Solution
The third proportional to 415,272.38 and 905,577.75 is: 1,974,778.75
Step by Step Solution
- Step 1: Write the proportion equation
415,272.38 : 905,577.75 = 905,577.75 : x - Step 2: Convert to fraction form
415,272.38/905,577.75 = 905,577.75/x - Step 3: Cross multiply
415,272.38x = 905,577.75 × 905,577.75 - Step 4: Simplify right side
415,272.38x = 820,071,061,295.06 - Step 5: Solve for x
x = 820,071,061,295.06/415,272.38 - Step 6: Final answer
x = 1,974,778.75
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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.