Finding the Fourth Proportional to 382,226.99, 573,343.94 and 115,987.50
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Solution
The fourth proportional to 382,226.99, 573,343.94 and 115,987.50 is: 173,982.30
Step by Step Solution
- Step 1: Write the proportion equation
382,226.99 : 573,343.94 = 115,987.50 : x - Step 2: Convert to fraction form
382,226.99/573,343.94 = 115,987.50/x - Step 3: Cross multiply
382,226.99x = 573,343.94 × 115,987.50 - Step 4: Simplify right side
382,226.99x = 66,500,730,240.75 - Step 5: Solve for x
x = 66,500,730,240.75/382,226.99 - Step 6: Final answer
x = 173,982.30
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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.