Finding the Fourth Proportional to 273,122.70, 409,830.93 and 263,181.48
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Solution
The fourth proportional to 273,122.70, 409,830.93 and 263,181.48 is: 394,913.75
Step by Step Solution
- Step 1: Write the proportion equation
273,122.70 : 409,830.93 = 263,181.48 : x - Step 2: Convert to fraction form
273,122.70/409,830.93 = 263,181.48/x - Step 3: Cross multiply
273,122.70x = 409,830.93 × 263,181.48 - Step 4: Simplify right side
273,122.70x = 107,859,910,707.18 - Step 5: Solve for x
x = 107,859,910,707.18/273,122.70 - Step 6: Final answer
x = 394,913.75
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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.