Finding the Fourth Proportional to 560,950.14, 774,112.17 and 306,295.90
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Solution
The fourth proportional to 560,950.14, 774,112.17 and 306,295.90 is: 422,688.88
Step by Step Solution
- Step 1: Write the proportion equation
560,950.14 : 774,112.17 = 306,295.90 : x - Step 2: Convert to fraction form
560,950.14/774,112.17 = 306,295.90/x - Step 3: Cross multiply
560,950.14x = 774,112.17 × 306,295.90 - Step 4: Simplify right side
560,950.14x = 237,107,383,811.10 - Step 5: Solve for x
x = 237,107,383,811.10/560,950.14 - Step 6: Final answer
x = 422,688.88
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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.