Finding the Fourth Proportional to 686,361.53, 1,029,497.09 and 237,088.82
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Solution
The fourth proportional to 686,361.53, 1,029,497.09 and 237,088.82 is: 355,617.61
Step by Step Solution
- Step 1: Write the proportion equation
686,361.53 : 1,029,497.09 = 237,088.82 : x - Step 2: Convert to fraction form
686,361.53/1,029,497.09 = 237,088.82/x - Step 3: Cross multiply
686,361.53x = 1,029,497.09 × 237,088.82 - Step 4: Simplify right side
686,361.53x = 244,082,250,261.53 - Step 5: Solve for x
x = 244,082,250,261.53/686,361.53 - Step 6: Final answer
x = 355,617.61
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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.