Finding the Fourth Proportional to 271,486.74, 374,525.70 and 169,446.18
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Solution
The fourth proportional to 271,486.74, 374,525.70 and 169,446.18 is: 233,757.09
Step by Step Solution
- Step 1: Write the proportion equation
271,486.74 : 374,525.70 = 169,446.18 : x - Step 2: Convert to fraction form
271,486.74/374,525.70 = 169,446.18/x - Step 3: Cross multiply
271,486.74x = 374,525.70 × 169,446.18 - Step 4: Simplify right side
271,486.74x = 63,461,949,176.83 - Step 5: Solve for x
x = 63,461,949,176.83/271,486.74 - Step 6: Final answer
x = 233,757.09
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1.5x scale
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.