Finding the Fourth Proportional to 582,972.97, 804,504.38 and 338,005.28
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Solution
The fourth proportional to 582,972.97, 804,504.38 and 338,005.28 is: 466,448.26
Step by Step Solution
- Step 1: Write the proportion equation
582,972.97 : 804,504.38 = 338,005.28 : x - Step 2: Convert to fraction form
582,972.97/804,504.38 = 338,005.28/x - Step 3: Cross multiply
582,972.97x = 804,504.38 × 338,005.28 - Step 4: Simplify right side
582,972.97x = 271,926,728,223.13 - Step 5: Solve for x
x = 271,926,728,223.13/582,972.97 - Step 6: Final answer
x = 466,448.26
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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.