Finding the Fourth Proportional to 448,354.44, 672,534.09 and 132,814.08
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Solution
The fourth proportional to 448,354.44, 672,534.09 and 132,814.08 is: 199,221.84
Step by Step Solution
- Step 1: Write the proportion equation
448,354.44 : 672,534.09 = 132,814.08 : x - Step 2: Convert to fraction form
448,354.44/672,534.09 = 132,814.08/x - Step 3: Cross multiply
448,354.44x = 672,534.09 × 132,814.08 - Step 4: Simplify right side
448,354.44x = 89,321,996,431.99 - Step 5: Solve for x
x = 89,321,996,431.99/448,354.44 - Step 6: Final answer
x = 199,221.84
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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.