Finding the Fourth Proportional to 585,192.64, 878,042.49 and 206,384.08
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Solution
The fourth proportional to 585,192.64, 878,042.49 and 206,384.08 is: 309,665.53
Step by Step Solution
- Step 1: Write the proportion equation
585,192.64 : 878,042.49 = 206,384.08 : x - Step 2: Convert to fraction form
585,192.64/878,042.49 = 206,384.08/x - Step 3: Cross multiply
585,192.64x = 878,042.49 × 206,384.08 - Step 4: Simplify right side
585,192.64x = 181,213,991,499.56 - Step 5: Solve for x
x = 181,213,991,499.56/585,192.64 - Step 6: Final answer
x = 309,665.53
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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.