Finding the Fourth Proportional to 382,707.13, 574,190.44 and 169,445.67
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Solution
The fourth proportional to 382,707.13, 574,190.44 and 169,445.67 is: 254,225.95
Step by Step Solution
- Step 1: Write the proportion equation
382,707.13 : 574,190.44 = 169,445.67 : x - Step 2: Convert to fraction form
382,707.13/574,190.44 = 169,445.67/x - Step 3: Cross multiply
382,707.13x = 574,190.44 × 169,445.67 - Step 4: Simplify right side
382,707.13x = 97,294,084,466.39 - Step 5: Solve for x
x = 97,294,084,466.39/382,707.13 - Step 6: Final answer
x = 254,225.95
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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.