Finding the Fourth Proportional to 364,120.92, 545,802.15 and 203,961.97
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Solution
The fourth proportional to 364,120.92, 545,802.15 and 203,961.97 is: 305,730.53
Step by Step Solution
- Step 1: Write the proportion equation
364,120.92 : 545,802.15 = 203,961.97 : x - Step 2: Convert to fraction form
364,120.92/545,802.15 = 203,961.97/x - Step 3: Cross multiply
364,120.92x = 545,802.15 × 203,961.97 - Step 4: Simplify right side
364,120.92x = 111,322,883,579.13 - Step 5: Solve for x
x = 111,322,883,579.13/364,120.92 - Step 6: Final answer
x = 305,730.53
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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.