Finding the Fourth Proportional to 361,057.98, 498,219.79 and 199,872.66
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Solution
The fourth proportional to 361,057.98, 498,219.79 and 199,872.66 is: 275,802.01
Step by Step Solution
- Step 1: Write the proportion equation
361,057.98 : 498,219.79 = 199,872.66 : x - Step 2: Convert to fraction form
361,057.98/498,219.79 = 199,872.66/x - Step 3: Cross multiply
361,057.98x = 498,219.79 × 199,872.66 - Step 4: Simplify right side
361,057.98x = 99,580,515,873.20 - Step 5: Solve for x
x = 99,580,515,873.20/361,057.98 - Step 6: Final answer
x = 275,802.01
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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.