Finding the Fourth Proportional to 459,971.21, 634,692.11 and 276,170.94
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Solution
The fourth proportional to 459,971.21, 634,692.11 and 276,170.94 is: 381,074.97
Step by Step Solution
- Step 1: Write the proportion equation
459,971.21 : 634,692.11 = 276,170.94 : x - Step 2: Convert to fraction form
459,971.21/634,692.11 = 276,170.94/x - Step 3: Cross multiply
459,971.21x = 634,692.11 × 276,170.94 - Step 4: Simplify right side
459,971.21x = 175,283,515,248.43 - Step 5: Solve for x
x = 175,283,515,248.43/459,971.21 - Step 6: Final answer
x = 381,074.97
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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.