Finding the Fourth Proportional to 684,575.99, 1,027,368.52 and 324,747.97
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Solution
The fourth proportional to 684,575.99, 1,027,368.52 and 324,747.97 is: 487,361.30
Step by Step Solution
- Step 1: Write the proportion equation
684,575.99 : 1,027,368.52 = 324,747.97 : x - Step 2: Convert to fraction form
684,575.99/1,027,368.52 = 324,747.97/x - Step 3: Cross multiply
684,575.99x = 1,027,368.52 × 324,747.97 - Step 4: Simplify right side
684,575.99x = 333,635,845,537.27 - Step 5: Solve for x
x = 333,635,845,537.27/684,575.99 - Step 6: Final answer
x = 487,361.30
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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.