Finding the Fourth Proportional to 756,247.75, 1,043,644.17 and 416,737.87
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Solution
The fourth proportional to 756,247.75, 1,043,644.17 and 416,737.87 is: 575,110.54
Step by Step Solution
- Step 1: Write the proportion equation
756,247.75 : 1,043,644.17 = 416,737.87 : x - Step 2: Convert to fraction form
756,247.75/1,043,644.17 = 416,737.87/x - Step 3: Cross multiply
756,247.75x = 1,043,644.17 × 416,737.87 - Step 4: Simplify right side
756,247.75x = 434,926,048,443.72 - Step 5: Solve for x
x = 434,926,048,443.72/756,247.75 - Step 6: Final answer
x = 575,110.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.