Finding the Fourth Proportional to 484,932.97, 669,207.26 and 281,102.01
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Solution
The fourth proportional to 484,932.97, 669,207.26 and 281,102.01 is: 387,920.63
Step by Step Solution
- Step 1: Write the proportion equation
484,932.97 : 669,207.26 = 281,102.01 : x - Step 2: Convert to fraction form
484,932.97/669,207.26 = 281,102.01/x - Step 3: Cross multiply
484,932.97x = 669,207.26 × 281,102.01 - Step 4: Simplify right side
484,932.97x = 188,115,504,487.08 - Step 5: Solve for x
x = 188,115,504,487.08/484,932.97 - Step 6: Final answer
x = 387,920.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.