Finding the Fourth Proportional to 382,708.13, 574,191.94 and 169,446.67
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Solution
The fourth proportional to 382,708.13, 574,191.94 and 169,446.67 is: 254,227.45
Step by Step Solution
- Step 1: Write the proportion equation
382,708.13 : 574,191.94 = 169,446.67 : x - Step 2: Convert to fraction form
382,708.13/574,191.94 = 169,446.67/x - Step 3: Cross multiply
382,708.13x = 574,191.94 × 169,446.67 - Step 4: Simplify right side
382,708.13x = 97,294,912,173.84 - Step 5: Solve for x
x = 97,294,912,173.84/382,708.13 - Step 6: Final answer
x = 254,227.45
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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.