Finding the Fourth Proportional to 271,489.24, 374,645.94 and 164,040.28
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Solution
The fourth proportional to 271,489.24, 374,645.94 and 164,040.28 is: 226,370.02
Step by Step Solution
- Step 1: Write the proportion equation
271,489.24 : 374,645.94 = 164,040.28 : x - Step 2: Convert to fraction form
271,489.24/374,645.94 = 164,040.28/x - Step 3: Cross multiply
271,489.24x = 374,645.94 × 164,040.28 - Step 4: Simplify right side
271,489.24x = 61,457,024,898.46 - Step 5: Solve for x
x = 61,457,024,898.46/271,489.24 - Step 6: Final answer
x = 226,370.02
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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.