Finding the Fourth Proportional to 361,342.62, 498,646.26 and 200,197.08
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Solution
The fourth proportional to 361,342.62, 498,646.26 and 200,197.08 is: 276,268.34
Step by Step Solution
- Step 1: Write the proportion equation
361,342.62 : 498,646.26 = 200,197.08 : x - Step 2: Convert to fraction form
361,342.62/498,646.26 = 200,197.08/x - Step 3: Cross multiply
361,342.62x = 498,646.26 × 200,197.08 - Step 4: Simplify right side
361,342.62x = 99,827,525,204.92 - Step 5: Solve for x
x = 99,827,525,204.92/361,342.62 - Step 6: Final answer
x = 276,268.34
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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.