Finding the Third Proportional to 178,539.19 and 276,625.13
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Solution
The third proportional to 178,539.19 and 276,625.13 is: 428,597.56
Step by Step Solution
- Step 1: Write the proportion equation
178,539.19 : 276,625.13 = 276,625.13 : x - Step 2: Convert to fraction form
178,539.19/276,625.13 = 276,625.13/x - Step 3: Cross multiply
178,539.19x = 276,625.13 × 276,625.13 - Step 4: Simplify right side
178,539.19x = 76,521,459,781.27 - Step 5: Solve for x
x = 76,521,459,781.27/178,539.19 - Step 6: Final answer
x = 428,597.56
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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.