Finding the Fourth Proportional to 738,463.19, 1,107,596.36 and 205,939.62
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Solution
The fourth proportional to 738,463.19, 1,107,596.36 and 205,939.62 is: 308,881.98
Step by Step Solution
- Step 1: Write the proportion equation
738,463.19 : 1,107,596.36 = 205,939.62 : x - Step 2: Convert to fraction form
738,463.19/1,107,596.36 = 205,939.62/x - Step 3: Cross multiply
738,463.19x = 1,107,596.36 × 205,939.62 - Step 4: Simplify right side
738,463.19x = 228,097,974,006.63 - Step 5: Solve for x
x = 228,097,974,006.63/738,463.19 - Step 6: Final answer
x = 308,881.98
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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.