Finding the Fourth Proportional to 356,302.74, 491,697.99 and 195,157.74
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Solution
The fourth proportional to 356,302.74, 491,697.99 and 195,157.74 is: 269,317.80
Step by Step Solution
- Step 1: Write the proportion equation
356,302.74 : 491,697.99 = 195,157.74 : x - Step 2: Convert to fraction form
356,302.74/491,697.99 = 195,157.74/x - Step 3: Cross multiply
356,302.74x = 491,697.99 × 195,157.74 - Step 4: Simplify right side
356,302.74x = 95,958,668,490.94 - Step 5: Solve for x
x = 95,958,668,490.94/356,302.74 - Step 6: Final answer
x = 269,317.80
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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.