Finding the Third Proportional to 340,435.50 and 512,121.75
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Solution
The third proportional to 340,435.50 and 512,121.75 is: 770,391.71
Step by Step Solution
- Step 1: Write the proportion equation
340,435.50 : 512,121.75 = 512,121.75 : x - Step 2: Convert to fraction form
340,435.50/512,121.75 = 512,121.75/x - Step 3: Cross multiply
340,435.50x = 512,121.75 × 512,121.75 - Step 4: Simplify right side
340,435.50x = 262,268,686,823.06 - Step 5: Solve for x
x = 262,268,686,823.06/340,435.50 - Step 6: Final answer
x = 770,391.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.