Finding the Fourth Proportional to 593,402.43, 818,891.97 and 321,475.62
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Solution
The fourth proportional to 593,402.43, 818,891.97 and 321,475.62 is: 443,634.52
Step by Step Solution
- Step 1: Write the proportion equation
593,402.43 : 818,891.97 = 321,475.62 : x - Step 2: Convert to fraction form
593,402.43/818,891.97 = 321,475.62/x - Step 3: Cross multiply
593,402.43x = 818,891.97 × 321,475.62 - Step 4: Simplify right side
593,402.43x = 263,253,803,768.77 - Step 5: Solve for x
x = 263,253,803,768.77/593,402.43 - Step 6: Final answer
x = 443,634.52
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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.