Finding the Third Proportional to 311,108.25 and 664,862.50
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Solution
The third proportional to 311,108.25 and 664,862.50 is: 1,420,862.82
Step by Step Solution
- Step 1: Write the proportion equation
311,108.25 : 664,862.50 = 664,862.50 : x - Step 2: Convert to fraction form
311,108.25/664,862.50 = 664,862.50/x - Step 3: Cross multiply
311,108.25x = 664,862.50 × 664,862.50 - Step 4: Simplify right side
311,108.25x = 442,042,143,906.25 - Step 5: Solve for x
x = 442,042,143,906.25/311,108.25 - Step 6: Final answer
x = 1,420,862.82
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.