Finding the Third Proportional to 319,119.75 and 472,371.75
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Solution
The third proportional to 319,119.75 and 472,371.75 is: 699,220.50
Step by Step Solution
- Step 1: Write the proportion equation
319,119.75 : 472,371.75 = 472,371.75 : x - Step 2: Convert to fraction form
319,119.75/472,371.75 = 472,371.75/x - Step 3: Cross multiply
319,119.75x = 472,371.75 × 472,371.75 - Step 4: Simplify right side
319,119.75x = 223,135,070,198.06 - Step 5: Solve for x
x = 223,135,070,198.06/319,119.75 - Step 6: Final answer
x = 699,220.50
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These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.