Finding the Fourth Proportional to 318,336.75, 439,367.11 and 182,461.77
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Solution
The fourth proportional to 318,336.75, 439,367.11 and 182,461.77 is: 251,833.00
Step by Step Solution
- Step 1: Write the proportion equation
318,336.75 : 439,367.11 = 182,461.77 : x - Step 2: Convert to fraction form
318,336.75/439,367.11 = 182,461.77/x - Step 3: Cross multiply
318,336.75x = 439,367.11 × 182,461.77 - Step 4: Simplify right side
318,336.75x = 80,167,700,114.23 - Step 5: Solve for x
x = 80,167,700,114.23/318,336.75 - Step 6: Final answer
x = 251,833.00
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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.