Finding the Fourth Proportional to 424,232.89, 585,452.93 and 230,653.63
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Solution
The fourth proportional to 424,232.89, 585,452.93 and 230,653.63 is: 318,308.28
Step by Step Solution
- Step 1: Write the proportion equation
424,232.89 : 585,452.93 = 230,653.63 : x - Step 2: Convert to fraction form
424,232.89/585,452.93 = 230,653.63/x - Step 3: Cross multiply
424,232.89x = 585,452.93 × 230,653.63 - Step 4: Simplify right side
424,232.89x = 135,036,842,611.64 - Step 5: Solve for x
x = 135,036,842,611.64/424,232.89 - Step 6: Final answer
x = 318,308.28
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1.5x scale
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.