Finding the Fourth Proportional to 264,782.01, 397,163.80 and 84,864.81
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Solution
The fourth proportional to 264,782.01, 397,163.80 and 84,864.81 is: 127,294.26
Step by Step Solution
- Step 1: Write the proportion equation
264,782.01 : 397,163.80 = 84,864.81 : x - Step 2: Convert to fraction form
264,782.01/397,163.80 = 84,864.81/x - Step 3: Cross multiply
264,782.01x = 397,163.80 × 84,864.81 - Step 4: Simplify right side
264,782.01x = 33,705,230,425.88 - Step 5: Solve for x
x = 33,705,230,425.88/264,782.01 - Step 6: Final answer
x = 127,294.26
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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.