Finding the Third Proportional to 306,316.69 and 467,778.80
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Solution
The third proportional to 306,316.69 and 467,778.80 is: 714,348.95
Step by Step Solution
- Step 1: Write the proportion equation
306,316.69 : 467,778.80 = 467,778.80 : x - Step 2: Convert to fraction form
306,316.69/467,778.80 = 467,778.80/x - Step 3: Cross multiply
306,316.69x = 467,778.80 × 467,778.80 - Step 4: Simplify right side
306,316.69x = 218,817,002,805.82 - Step 5: Solve for x
x = 218,817,002,805.82/306,316.69 - Step 6: Final answer
x = 714,348.95
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.