Finding the Fourth Proportional to 273,816.70, 410,283.45 and 155,135.10
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Solution
The fourth proportional to 273,816.70, 410,283.45 and 155,135.10 is: 232,452.45
Step by Step Solution
- Step 1: Write the proportion equation
273,816.70 : 410,283.45 = 155,135.10 : x - Step 2: Convert to fraction form
273,816.70/410,283.45 = 155,135.10/x - Step 3: Cross multiply
273,816.70x = 410,283.45 × 155,135.10 - Step 4: Simplify right side
273,816.70x = 63,649,364,044.10 - Step 5: Solve for x
x = 63,649,364,044.10/273,816.70 - Step 6: Final answer
x = 232,452.45
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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.