Finding the Fourth Proportional to 303,702.09, 455,400.21 and 101,226.48
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Solution
The fourth proportional to 303,702.09, 455,400.21 and 101,226.48 is: 151,788.75
Step by Step Solution
- Step 1: Write the proportion equation
303,702.09 : 455,400.21 = 101,226.48 : x - Step 2: Convert to fraction form
303,702.09/455,400.21 = 101,226.48/x - Step 3: Cross multiply
303,702.09x = 455,400.21 × 101,226.48 - Step 4: Simplify right side
303,702.09x = 46,098,560,249.56 - Step 5: Solve for x
x = 46,098,560,249.56/303,702.09 - Step 6: Final answer
x = 151,788.75
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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.