Finding the Fourth Proportional to 560,993.44, 774,165.84 and 306,343.84
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Solution
The fourth proportional to 560,993.44, 774,165.84 and 306,343.84 is: 422,751.71
Step by Step Solution
- Step 1: Write the proportion equation
560,993.44 : 774,165.84 = 306,343.84 : x - Step 2: Convert to fraction form
560,993.44/774,165.84 = 306,343.84/x - Step 3: Cross multiply
560,993.44x = 774,165.84 × 306,343.84 - Step 4: Simplify right side
560,993.44x = 237,160,936,222.43 - Step 5: Solve for x
x = 237,160,936,222.43/560,993.44 - Step 6: Final answer
x = 422,751.71
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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.