Finding the Fourth Proportional to 395,625.00, 545,962.62 and 214,338.18
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Solution
The fourth proportional to 395,625.00, 545,962.62 and 214,338.18 is: 295,786.75
Step by Step Solution
- Step 1: Write the proportion equation
395,625.00 : 545,962.62 = 214,338.18 : x - Step 2: Convert to fraction form
395,625.00/545,962.62 = 214,338.18/x - Step 3: Cross multiply
395,625.00x = 545,962.62 × 214,338.18 - Step 4: Simplify right side
395,625.00x = 117,020,631,589.02 - Step 5: Solve for x
x = 117,020,631,589.02/395,625.00 - Step 6: Final answer
x = 295,786.75
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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.