Finding the Fourth Proportional to 303,724.08, 455,585.04 and 82,108.08
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Solution
The fourth proportional to 303,724.08, 455,585.04 and 82,108.08 is: 123,161.83
Step by Step Solution
- Step 1: Write the proportion equation
303,724.08 : 455,585.04 = 82,108.08 : x - Step 2: Convert to fraction form
303,724.08/455,585.04 = 82,108.08/x - Step 3: Cross multiply
303,724.08x = 455,585.04 × 82,108.08 - Step 4: Simplify right side
303,724.08x = 37,407,212,911.12 - Step 5: Solve for x
x = 37,407,212,911.12/303,724.08 - Step 6: Final answer
x = 123,161.83
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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.