Finding the Fourth Proportional to 356,473.74, 491,933.88 and 195,327.48
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Solution
The fourth proportional to 356,473.74, 491,933.88 and 195,327.48 is: 269,551.99
Step by Step Solution
- Step 1: Write the proportion equation
356,473.74 : 491,933.88 = 195,327.48 : x - Step 2: Convert to fraction form
356,473.74/491,933.88 = 195,327.48/x - Step 3: Cross multiply
356,473.74x = 491,933.88 × 195,327.48 - Step 4: Simplify right side
356,473.74x = 96,088,205,107.02 - Step 5: Solve for x
x = 96,088,205,107.02/356,473.74 - Step 6: Final answer
x = 269,551.99
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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.