Finding the Fourth Proportional to 605,394.12, 835,443.66 and 350,892.84
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Solution
The fourth proportional to 605,394.12, 835,443.66 and 350,892.84 is: 484,231.99
Step by Step Solution
- Step 1: Write the proportion equation
605,394.12 : 835,443.66 = 350,892.84 : x - Step 2: Convert to fraction form
605,394.12/835,443.66 = 350,892.84/x - Step 3: Cross multiply
605,394.12x = 835,443.66 × 350,892.84 - Step 4: Simplify right side
605,394.12x = 293,151,198,517.39 - Step 5: Solve for x
x = 293,151,198,517.39/605,394.12 - Step 6: Final answer
x = 484,231.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.