Finding the Third Proportional to 305,862.75 and 660,939.75
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Solution
The third proportional to 305,862.75 and 660,939.75 is: 1,428,226.72
Step by Step Solution
- Step 1: Write the proportion equation
305,862.75 : 660,939.75 = 660,939.75 : x - Step 2: Convert to fraction form
305,862.75/660,939.75 = 660,939.75/x - Step 3: Cross multiply
305,862.75x = 660,939.75 × 660,939.75 - Step 4: Simplify right side
305,862.75x = 436,841,353,130.06 - Step 5: Solve for x
x = 436,841,353,130.06/305,862.75 - Step 6: Final answer
x = 1,428,226.72
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.