Finding the Third Proportional to 144,394 and 316,687
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Solution
The third proportional to 144,394 and 316,687 is: 694,562.49
Step by Step Solution
- Step 1: Write the proportion equation
144,394 : 316,687 = 316,687 : x - Step 2: Convert to fraction form
144,394/316,687 = 316,687/x - Step 3: Cross multiply
144,394x = 316,687 × 316,687 - Step 4: Simplify right side
144,394x = 100,290,655,969 - Step 5: Solve for x
x = 100,290,655,969/144,394 - Step 6: Final answer
x = 694,562.49
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.