Finding the Fourth Proportional to 263,813.40, 364,227.57 and 203,269.14
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Solution
The fourth proportional to 263,813.40, 364,227.57 and 203,269.14 is: 280,638.61
Step by Step Solution
- Step 1: Write the proportion equation
263,813.40 : 364,227.57 = 203,269.14 : x - Step 2: Convert to fraction form
263,813.40/364,227.57 = 203,269.14/x - Step 3: Cross multiply
263,813.40x = 364,227.57 × 203,269.14 - Step 4: Simplify right side
263,813.40x = 74,036,224,918.19 - Step 5: Solve for x
x = 74,036,224,918.19/263,813.40 - Step 6: Final answer
x = 280,638.61
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1.5x scale
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.