Finding the Fourth Proportional to 326,582.37, 450,732.87 and 199,331.91
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Solution
The fourth proportional to 326,582.37, 450,732.87 and 199,331.91 is: 275,108.07
Step by Step Solution
- Step 1: Write the proportion equation
326,582.37 : 450,732.87 = 199,331.91 : x - Step 2: Convert to fraction form
326,582.37/450,732.87 = 199,331.91/x - Step 3: Cross multiply
326,582.37x = 450,732.87 × 199,331.91 - Step 4: Simplify right side
326,582.37x = 89,845,443,876.88 - Step 5: Solve for x
x = 89,845,443,876.88/326,582.37 - Step 6: Final answer
x = 275,108.07
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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.