Finding the Fourth Proportional to 303,700.09, 455,397.21 and 101,224.48
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Solution
The fourth proportional to 303,700.09, 455,397.21 and 101,224.48 is: 151,785.75
Step by Step Solution
- Step 1: Write the proportion equation
303,700.09 : 455,397.21 = 101,224.48 : x - Step 2: Convert to fraction form
303,700.09/455,397.21 = 101,224.48/x - Step 3: Cross multiply
303,700.09x = 455,397.21 × 101,224.48 - Step 4: Simplify right side
303,700.09x = 46,097,345,775.70 - Step 5: Solve for x
x = 46,097,345,775.70/303,700.09 - Step 6: Final answer
x = 151,785.75
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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.