Finding the Third Proportional to 378,868.13 and 804,437.63
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Solution
The third proportional to 378,868.13 and 804,437.63 is: 1,708,034.67
Step by Step Solution
- Step 1: Write the proportion equation
378,868.13 : 804,437.63 = 804,437.63 : x - Step 2: Convert to fraction form
378,868.13/804,437.63 = 804,437.63/x - Step 3: Cross multiply
378,868.13x = 804,437.63 × 804,437.63 - Step 4: Simplify right side
378,868.13x = 647,119,892,515.64 - Step 5: Solve for x
x = 647,119,892,515.64/378,868.13 - Step 6: Final answer
x = 1,708,034.67
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.