Finding the Third Proportional to 328,876.50 and 491,992.50
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Solution
The third proportional to 328,876.50 and 491,992.50 is: 736,010.69
Step by Step Solution
- Step 1: Write the proportion equation
328,876.50 : 491,992.50 = 491,992.50 : x - Step 2: Convert to fraction form
328,876.50/491,992.50 = 491,992.50/x - Step 3: Cross multiply
328,876.50x = 491,992.50 × 491,992.50 - Step 4: Simplify right side
328,876.50x = 242,056,620,056.25 - Step 5: Solve for x
x = 242,056,620,056.25/328,876.50 - Step 6: Final answer
x = 736,010.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.