Finding the Fourth Proportional to 361,102.26, 498,321.06 and 199,957.26
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Solution
The fourth proportional to 361,102.26, 498,321.06 and 199,957.26 is: 275,940.99
Step by Step Solution
- Step 1: Write the proportion equation
361,102.26 : 498,321.06 = 199,957.26 : x - Step 2: Convert to fraction form
361,102.26/498,321.06 = 199,957.26/x - Step 3: Cross multiply
361,102.26x = 498,321.06 × 199,957.26 - Step 4: Simplify right side
361,102.26x = 99,642,913,757.90 - Step 5: Solve for x
x = 99,642,913,757.90/361,102.26 - Step 6: Final answer
x = 275,940.99
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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.