Finding the Fourth Proportional to 292,268.10, 438,414.53 and 92,584.06
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Solution
The fourth proportional to 292,268.10, 438,414.53 and 92,584.06 is: 138,880.02
Step by Step Solution
- Step 1: Write the proportion equation
292,268.10 : 438,414.53 = 92,584.06 : x - Step 2: Convert to fraction form
292,268.10/438,414.53 = 92,584.06/x - Step 3: Cross multiply
292,268.10x = 438,414.53 × 92,584.06 - Step 4: Simplify right side
292,268.10x = 40,590,198,057.52 - Step 5: Solve for x
x = 40,590,198,057.52/292,268.10 - Step 6: Final answer
x = 138,880.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.