Finding the Fourth Proportional to 802,757.08, 1,107,791.94 and 440,184.07
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Solution
The fourth proportional to 802,757.08, 1,107,791.94 and 440,184.07 is: 607,446.98
Step by Step Solution
- Step 1: Write the proportion equation
802,757.08 : 1,107,791.94 = 440,184.07 : x - Step 2: Convert to fraction form
802,757.08/1,107,791.94 = 440,184.07/x - Step 3: Cross multiply
802,757.08x = 1,107,791.94 × 440,184.07 - Step 4: Simplify right side
802,757.08x = 487,632,364,862.40 - Step 5: Solve for x
x = 487,632,364,862.40/802,757.08 - Step 6: Final answer
x = 607,446.98
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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.