Finding the Third Proportional to 269,215.88 and 416,805.19
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Solution
The third proportional to 269,215.88 and 416,805.19 is: 645,305.80
Step by Step Solution
- Step 1: Write the proportion equation
269,215.88 : 416,805.19 = 416,805.19 : x - Step 2: Convert to fraction form
269,215.88/416,805.19 = 416,805.19/x - Step 3: Cross multiply
269,215.88x = 416,805.19 × 416,805.19 - Step 4: Simplify right side
269,215.88x = 173,726,564,326.91 - Step 5: Solve for x
x = 173,726,564,326.91/269,215.88 - Step 6: Final answer
x = 645,305.80
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.