Finding the Fourth Proportional to 585,179.64, 878,022.99 and 206,371.06
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Solution
The fourth proportional to 585,179.64, 878,022.99 and 206,371.06 is: 309,646.00
Step by Step Solution
- Step 1: Write the proportion equation
585,179.64 : 878,022.99 = 206,371.06 : x - Step 2: Convert to fraction form
585,179.64/878,022.99 = 206,371.06/x - Step 3: Cross multiply
585,179.64x = 878,022.99 × 206,371.06 - Step 4: Simplify right side
585,179.64x = 181,198,532,955.61 - Step 5: Solve for x
x = 181,198,532,955.61/585,179.64 - Step 6: Final answer
x = 309,646.00
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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.