Finding the Fourth Proportional to 496,599.21, 685,380.69 and 292,584.92
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Solution
The fourth proportional to 496,599.21, 685,380.69 and 292,584.92 is: 403,810.65
Step by Step Solution
- Step 1: Write the proportion equation
496,599.21 : 685,380.69 = 292,584.92 : x - Step 2: Convert to fraction form
496,599.21/685,380.69 = 292,584.92/x - Step 3: Cross multiply
496,599.21x = 685,380.69 × 292,584.92 - Step 4: Simplify right side
496,599.21x = 200,532,050,926.29 - Step 5: Solve for x
x = 200,532,050,926.29/496,599.21 - Step 6: Final answer
x = 403,810.65
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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.