Finding the Fourth Proportional to 608,816.97, 913,231.62 and 271,874.79
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Solution
The fourth proportional to 608,816.97, 913,231.62 and 271,874.79 is: 407,814.94
Step by Step Solution
- Step 1: Write the proportion equation
608,816.97 : 913,231.62 = 271,874.79 : x - Step 2: Convert to fraction form
608,816.97/913,231.62 = 271,874.79/x - Step 3: Cross multiply
608,816.97x = 913,231.62 × 271,874.79 - Step 4: Simplify right side
608,816.97x = 248,284,654,908.86 - Step 5: Solve for x
x = 248,284,654,908.86/608,816.97 - Step 6: Final answer
x = 407,814.94
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1.5x scale
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.