Finding the Fourth Proportional to 361,218.75, 541,854.11 and 124,558.02
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Solution
The fourth proportional to 361,218.75, 541,854.11 and 124,558.02 is: 186,845.99
Step by Step Solution
- Step 1: Write the proportion equation
361,218.75 : 541,854.11 = 124,558.02 : x - Step 2: Convert to fraction form
361,218.75/541,854.11 = 124,558.02/x - Step 3: Cross multiply
361,218.75x = 541,854.11 × 124,558.02 - Step 4: Simplify right side
361,218.75x = 67,492,274,447.67 - Step 5: Solve for x
x = 67,492,274,447.67/361,218.75 - Step 6: Final answer
x = 186,845.99
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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.