Finding the Third Proportional to 305,412.75 and 657,646.88
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Solution
The third proportional to 305,412.75 and 657,646.88 is: 1,416,114.46
Step by Step Solution
- Step 1: Write the proportion equation
305,412.75 : 657,646.88 = 657,646.88 : x - Step 2: Convert to fraction form
305,412.75/657,646.88 = 657,646.88/x - Step 3: Cross multiply
305,412.75x = 657,646.88 × 657,646.88 - Step 4: Simplify right side
305,412.75x = 432,499,412,197.27 - Step 5: Solve for x
x = 432,499,412,197.27/305,412.75 - Step 6: Final answer
x = 1,416,114.46
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.