Finding the Fourth Proportional to 494,171.68, 681,952.02 and 276,377.92
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Solution
The fourth proportional to 494,171.68, 681,952.02 and 276,377.92 is: 381,398.79
Step by Step Solution
- Step 1: Write the proportion equation
494,171.68 : 681,952.02 = 276,377.92 : x - Step 2: Convert to fraction form
494,171.68/681,952.02 = 276,377.92/x - Step 3: Cross multiply
494,171.68x = 681,952.02 × 276,377.92 - Step 4: Simplify right side
494,171.68x = 188,476,480,827.40 - Step 5: Solve for x
x = 188,476,480,827.40/494,171.68 - Step 6: Final answer
x = 381,398.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.