Finding the Fourth Proportional to 263,053.56, 363,013.20 and 149,877.12
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Solution
The fourth proportional to 263,053.56, 363,013.20 and 149,877.12 is: 206,830.02
Step by Step Solution
- Step 1: Write the proportion equation
263,053.56 : 363,013.20 = 149,877.12 : x - Step 2: Convert to fraction form
263,053.56/363,013.20 = 149,877.12/x - Step 3: Cross multiply
263,053.56x = 363,013.20 × 149,877.12 - Step 4: Simplify right side
263,053.56x = 54,407,372,937.98 - Step 5: Solve for x
x = 54,407,372,937.98/263,053.56 - Step 6: Final answer
x = 206,830.02
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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.