Finding the Fourth Proportional to 327,181.20, 451,317.60 and 206,108.88
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Solution
The fourth proportional to 327,181.20, 451,317.60 and 206,108.88 is: 284,309.02
Step by Step Solution
- Step 1: Write the proportion equation
327,181.20 : 451,317.60 = 206,108.88 : x - Step 2: Convert to fraction form
327,181.20/451,317.60 = 206,108.88/x - Step 3: Cross multiply
327,181.20x = 451,317.60 × 206,108.88 - Step 4: Simplify right side
327,181.20x = 93,020,565,060.29 - Step 5: Solve for x
x = 93,020,565,060.29/327,181.20 - Step 6: Final answer
x = 284,309.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.