Finding the Fourth Proportional to 635,728.67, 877,354.74 and 363,881.84
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Solution
The fourth proportional to 635,728.67, 877,354.74 and 363,881.84 is: 502,185.09
Step by Step Solution
- Step 1: Write the proportion equation
635,728.67 : 877,354.74 = 363,881.84 : x - Step 2: Convert to fraction form
635,728.67/877,354.74 = 363,881.84/x - Step 3: Cross multiply
635,728.67x = 877,354.74 × 363,881.84 - Step 4: Simplify right side
635,728.67x = 319,253,459,317.31 - Step 5: Solve for x
x = 319,253,459,317.31/635,728.67 - Step 6: Final answer
x = 502,185.09
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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.