Finding the Fourth Proportional to 757,517.08, 1,045,321.84 and 417,991
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Solution
The fourth proportional to 757,517.08, 1,045,321.84 and 417,991 is: 576,799.04
Step by Step Solution
- Step 1: Write the proportion equation
757,517.08 : 1,045,321.84 = 417,991 : x - Step 2: Convert to fraction form
757,517.08/1,045,321.84 = 417,991/x - Step 3: Cross multiply
757,517.08x = 1,045,321.84 × 417,991 - Step 4: Simplify right side
757,517.08x = 436,935,121,223.44 - Step 5: Solve for x
x = 436,935,121,223.44/757,517.08 - Step 6: Final answer
x = 576,799.04
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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.