Finding the Fourth Proportional to 314,213.88, 471,259.99 and 122,087.98
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Solution
The fourth proportional to 314,213.88, 471,259.99 and 122,087.98 is: 183,108.33
Step by Step Solution
- Step 1: Write the proportion equation
314,213.88 : 471,259.99 = 122,087.98 : x - Step 2: Convert to fraction form
314,213.88/471,259.99 = 122,087.98/x - Step 3: Cross multiply
314,213.88x = 471,259.99 × 122,087.98 - Step 4: Simplify right side
314,213.88x = 57,535,180,233.92 - Step 5: Solve for x
x = 57,535,180,233.92/314,213.88 - Step 6: Final answer
x = 183,108.33
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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.