Finding the Third Proportional to 319,272.75 and 480,249.75
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Solution
The third proportional to 319,272.75 and 480,249.75 is: 722,391.19
Step by Step Solution
- Step 1: Write the proportion equation
319,272.75 : 480,249.75 = 480,249.75 : x - Step 2: Convert to fraction form
319,272.75/480,249.75 = 480,249.75/x - Step 3: Cross multiply
319,272.75x = 480,249.75 × 480,249.75 - Step 4: Simplify right side
319,272.75x = 230,639,822,375.06 - Step 5: Solve for x
x = 230,639,822,375.06/319,272.75 - Step 6: Final answer
x = 722,391.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.