Finding the Fourth Proportional to 644,493.99, 966,741.39 and 245,042.49
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Solution
The fourth proportional to 644,493.99, 966,741.39 and 245,042.49 is: 367,563.89
Step by Step Solution
- Step 1: Write the proportion equation
644,493.99 : 966,741.39 = 245,042.49 : x - Step 2: Convert to fraction form
644,493.99/966,741.39 = 245,042.49/x - Step 3: Cross multiply
644,493.99x = 966,741.39 × 245,042.49 - Step 4: Simplify right side
644,493.99x = 236,892,717,391.66 - Step 5: Solve for x
x = 236,892,717,391.66/644,493.99 - Step 6: Final answer
x = 367,563.89
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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.