Finding the Fourth Proportional to 496,587.68, 685,364.82 and 292,573.40
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Solution
The fourth proportional to 496,587.68, 685,364.82 and 292,573.40 is: 403,794.79
Step by Step Solution
- Step 1: Write the proportion equation
496,587.68 : 685,364.82 = 292,573.40 : x - Step 2: Convert to fraction form
496,587.68/685,364.82 = 292,573.40/x - Step 3: Cross multiply
496,587.68x = 685,364.82 × 292,573.40 - Step 4: Simplify right side
496,587.68x = 200,519,515,627.79 - Step 5: Solve for x
x = 200,519,515,627.79/496,587.68 - Step 6: Final answer
x = 403,794.79
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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.