Finding the Fourth Proportional to 728,232.88, 1,092,844.68 and 446,891.44
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Solution
The fourth proportional to 728,232.88, 1,092,844.68 and 446,891.44 is: 670,641.15
Step by Step Solution
- Step 1: Write the proportion equation
728,232.88 : 1,092,844.68 = 446,891.44 : x - Step 2: Convert to fraction form
728,232.88/1,092,844.68 = 446,891.44/x - Step 3: Cross multiply
728,232.88x = 1,092,844.68 × 446,891.44 - Step 4: Simplify right side
728,232.88x = 488,382,932,741.54 - Step 5: Solve for x
x = 488,382,932,741.54/728,232.88 - Step 6: Final answer
x = 670,641.15
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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.