Finding the Fourth Proportional to 463,467.33, 639,236.75 and 310,677.84
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Solution
The fourth proportional to 463,467.33, 639,236.75 and 310,677.84 is: 428,502.03
Step by Step Solution
- Step 1: Write the proportion equation
463,467.33 : 639,236.75 = 310,677.84 : x - Step 2: Convert to fraction form
463,467.33/639,236.75 = 310,677.84/x - Step 3: Cross multiply
463,467.33x = 639,236.75 × 310,677.84 - Step 4: Simplify right side
463,467.33x = 198,596,691,185.23 - Step 5: Solve for x
x = 198,596,691,185.23/463,467.33 - Step 6: Final answer
x = 428,502.03
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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.