Finding the Fourth Proportional to 956,160.18, 1,433,715.30 and 656,716.14
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Solution
The fourth proportional to 956,160.18, 1,433,715.30 and 656,716.14 is: 984,713.65
Step by Step Solution
- Step 1: Write the proportion equation
956,160.18 : 1,433,715.30 = 656,716.14 : x - Step 2: Convert to fraction form
956,160.18/1,433,715.30 = 656,716.14/x - Step 3: Cross multiply
956,160.18x = 1,433,715.30 × 656,716.14 - Step 4: Simplify right side
956,160.18x = 941,543,977,674.94 - Step 5: Solve for x
x = 941,543,977,674.94/956,160.18 - Step 6: Final answer
x = 984,713.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.