Finding the Fourth Proportional to 585,191.64, 878,040.99 and 206,383.08
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Solution
The fourth proportional to 585,191.64, 878,040.99 and 206,383.08 is: 309,664.03
Step by Step Solution
- Step 1: Write the proportion equation
585,191.64 : 878,040.99 = 206,383.08 : x - Step 2: Convert to fraction form
585,191.64/878,040.99 = 206,383.08/x - Step 3: Cross multiply
585,191.64x = 878,040.99 × 206,383.08 - Step 4: Simplify right side
585,191.64x = 181,212,803,882.45 - Step 5: Solve for x
x = 181,212,803,882.45/585,191.64 - Step 6: Final answer
x = 309,664.03
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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.