Finding the Fourth Proportional to 757,480.84, 1,136,219.92 and 441,716.32
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Solution
The fourth proportional to 757,480.84, 1,136,219.92 and 441,716.32 is: 662,573.70
Step by Step Solution
- Step 1: Write the proportion equation
757,480.84 : 1,136,219.92 = 441,716.32 : x - Step 2: Convert to fraction form
757,480.84/1,136,219.92 = 441,716.32/x - Step 3: Cross multiply
757,480.84x = 1,136,219.92 × 441,716.32 - Step 4: Simplify right side
757,480.84x = 501,886,881,773.09 - Step 5: Solve for x
x = 501,886,881,773.09/757,480.84 - Step 6: Final answer
x = 662,573.70
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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.