Finding the Fourth Proportional to 851,578.84, 1,175,236.86 and 493,882.84
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Solution
The fourth proportional to 851,578.84, 1,175,236.86 and 493,882.84 is: 681,591.99
Step by Step Solution
- Step 1: Write the proportion equation
851,578.84 : 1,175,236.86 = 493,882.84 : x - Step 2: Convert to fraction form
851,578.84/1,175,236.86 = 493,882.84/x - Step 3: Cross multiply
851,578.84x = 1,175,236.86 × 493,882.84 - Step 4: Simplify right side
851,578.84x = 580,429,318,089.48 - Step 5: Solve for x
x = 580,429,318,089.48/851,578.84 - Step 6: Final answer
x = 681,591.99
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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.