Finding the Fourth Proportional to 496,530.97, 685,263.25 and 292,647.67
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Solution
The fourth proportional to 496,530.97, 685,263.25 and 292,647.67 is: 403,883.56
Step by Step Solution
- Step 1: Write the proportion equation
496,530.97 : 685,263.25 = 292,647.67 : x - Step 2: Convert to fraction form
496,530.97/685,263.25 = 292,647.67/x - Step 3: Cross multiply
496,530.97x = 685,263.25 × 292,647.67 - Step 4: Simplify right side
496,530.97x = 200,540,693,449.13 - Step 5: Solve for x
x = 200,540,693,449.13/496,530.97 - Step 6: Final answer
x = 403,883.56
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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.