Finding the Fourth Proportional to 366,532.99, 505,815.19 and 203,199.93
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Solution
The fourth proportional to 366,532.99, 505,815.19 and 203,199.93 is: 280,415.72
Step by Step Solution
- Step 1: Write the proportion equation
366,532.99 : 505,815.19 = 203,199.93 : x - Step 2: Convert to fraction form
366,532.99/505,815.19 = 203,199.93/x - Step 3: Cross multiply
366,532.99x = 505,815.19 × 203,199.93 - Step 4: Simplify right side
366,532.99x = 102,781,611,200.94 - Step 5: Solve for x
x = 102,781,611,200.94/366,532.99 - Step 6: Final answer
x = 280,415.72
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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.