Finding the Third Proportional to 355,728.75 and 770,977.50
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Solution
The third proportional to 355,728.75 and 770,977.50 is: 1,670,953.80
Step by Step Solution
- Step 1: Write the proportion equation
355,728.75 : 770,977.50 = 770,977.50 : x - Step 2: Convert to fraction form
355,728.75/770,977.50 = 770,977.50/x - Step 3: Cross multiply
355,728.75x = 770,977.50 × 770,977.50 - Step 4: Simplify right side
355,728.75x = 594,406,305,506.25 - Step 5: Solve for x
x = 594,406,305,506.25/355,728.75 - Step 6: Final answer
x = 1,670,953.80
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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.