Finding the Third Proportional to 285,855.75 and 621,529.88
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Solution
The third proportional to 285,855.75 and 621,529.88 is: 1,351,378.75
Step by Step Solution
- Step 1: Write the proportion equation
285,855.75 : 621,529.88 = 621,529.88 : x - Step 2: Convert to fraction form
285,855.75/621,529.88 = 621,529.88/x - Step 3: Cross multiply
285,855.75x = 621,529.88 × 621,529.88 - Step 4: Simplify right side
285,855.75x = 386,299,385,517.52 - Step 5: Solve for x
x = 386,299,385,517.52/285,855.75 - Step 6: Final answer
x = 1,351,378.75
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.