Finding the Fourth Proportional to 910,620.24, 1,366,133.40 and 279,597.84
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Solution
The fourth proportional to 910,620.24, 1,366,133.40 and 279,597.84 is: 419,459.10
Step by Step Solution
- Step 1: Write the proportion equation
910,620.24 : 1,366,133.40 = 279,597.84 : x - Step 2: Convert to fraction form
910,620.24/1,366,133.40 = 279,597.84/x - Step 3: Cross multiply
910,620.24x = 1,366,133.40 × 279,597.84 - Step 4: Simplify right side
910,620.24x = 381,967,947,791.86 - Step 5: Solve for x
x = 381,967,947,791.86/910,620.24 - Step 6: Final answer
x = 419,459.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.