Finding the Fourth Proportional to 270,883.11, 374,003.42 and 168,948.39
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Solution
The fourth proportional to 270,883.11, 374,003.42 and 168,948.39 is: 233,263.99
Step by Step Solution
- Step 1: Write the proportion equation
270,883.11 : 374,003.42 = 168,948.39 : x - Step 2: Convert to fraction form
270,883.11/374,003.42 = 168,948.39/x - Step 3: Cross multiply
270,883.11x = 374,003.42 × 168,948.39 - Step 4: Simplify right side
270,883.11x = 63,187,274,818.75 - Step 5: Solve for x
x = 63,187,274,818.75/270,883.11 - Step 6: Final answer
x = 233,263.99
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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.