Finding the Fourth Proportional to 382,225.99, 573,342.44 and 115,986.50
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Solution
The fourth proportional to 382,225.99, 573,342.44 and 115,986.50 is: 173,980.80
Step by Step Solution
- Step 1: Write the proportion equation
382,225.99 : 573,342.44 = 115,986.50 : x - Step 2: Convert to fraction form
382,225.99/573,342.44 = 115,986.50/x - Step 3: Cross multiply
382,225.99x = 573,342.44 × 115,986.50 - Step 4: Simplify right side
382,225.99x = 66,499,984,640.38 - Step 5: Solve for x
x = 66,499,984,640.38/382,225.99 - Step 6: Final answer
x = 173,980.80
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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.