Finding the Fourth Proportional to 738,476.24, 1,107,723.24 and 205,964.84
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Solution
The fourth proportional to 738,476.24, 1,107,723.24 and 205,964.84 is: 308,949.74
Step by Step Solution
- Step 1: Write the proportion equation
738,476.24 : 1,107,723.24 = 205,964.84 : x - Step 2: Convert to fraction form
738,476.24/1,107,723.24 = 205,964.84/x - Step 3: Cross multiply
738,476.24x = 1,107,723.24 × 205,964.84 - Step 4: Simplify right side
738,476.24x = 228,152,039,890.88 - Step 5: Solve for x
x = 228,152,039,890.88/738,476.24 - Step 6: Final answer
x = 308,949.74
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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.