Finding the Fourth Proportional to 343,144.39, 473,568.02 and 190,219.99
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Solution
The fourth proportional to 343,144.39, 473,568.02 and 190,219.99 is: 262,519.53
Step by Step Solution
- Step 1: Write the proportion equation
343,144.39 : 473,568.02 = 190,219.99 : x - Step 2: Convert to fraction form
343,144.39/473,568.02 = 190,219.99/x - Step 3: Cross multiply
343,144.39x = 473,568.02 × 190,219.99 - Step 4: Simplify right side
343,144.39x = 90,082,103,077.62 - Step 5: Solve for x
x = 90,082,103,077.62/343,144.39 - Step 6: Final answer
x = 262,519.53
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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.