Finding the Third Proportional to 158,403.75 and 328,035.75
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Solution
The third proportional to 158,403.75 and 328,035.75 is: 679,323.90
Step by Step Solution
- Step 1: Write the proportion equation
158,403.75 : 328,035.75 = 328,035.75 : x - Step 2: Convert to fraction form
158,403.75/328,035.75 = 328,035.75/x - Step 3: Cross multiply
158,403.75x = 328,035.75 × 328,035.75 - Step 4: Simplify right side
158,403.75x = 107,607,453,278.06 - Step 5: Solve for x
x = 107,607,453,278.06/158,403.75 - Step 6: Final answer
x = 679,323.90
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.