Finding the Fourth Proportional to 774,569.16, 1,068,473.88 and 719,768.70
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Solution
The fourth proportional to 774,569.16, 1,068,473.88 and 719,768.70 is: 992,879.78
Step by Step Solution
- Step 1: Write the proportion equation
774,569.16 : 1,068,473.88 = 719,768.70 : x - Step 2: Convert to fraction form
774,569.16/1,068,473.88 = 719,768.70/x - Step 3: Cross multiply
774,569.16x = 1,068,473.88 × 719,768.70 - Step 4: Simplify right side
774,569.16x = 769,054,055,591.56 - Step 5: Solve for x
x = 769,054,055,591.56/774,569.16 - Step 6: Final answer
x = 992,879.78
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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.