Finding the Fourth Proportional to 496,181.69, 684,760.73 and 292,368.68
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Solution
The fourth proportional to 496,181.69, 684,760.73 and 292,368.68 is: 403,486.45
Step by Step Solution
- Step 1: Write the proportion equation
496,181.69 : 684,760.73 = 292,368.68 : x - Step 2: Convert to fraction form
496,181.69/684,760.73 = 292,368.68/x - Step 3: Cross multiply
496,181.69x = 684,760.73 × 292,368.68 - Step 4: Simplify right side
496,181.69x = 200,202,590,745.94 - Step 5: Solve for x
x = 200,202,590,745.94/496,181.69 - Step 6: Final answer
x = 403,486.45
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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.