Finding the Fourth Proportional to 486,502.24, 671,366.12 and 271,645.68
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Solution
The fourth proportional to 486,502.24, 671,366.12 and 271,645.68 is: 374,867.15
Step by Step Solution
- Step 1: Write the proportion equation
486,502.24 : 671,366.12 = 271,645.68 : x - Step 2: Convert to fraction form
486,502.24/671,366.12 = 271,645.68/x - Step 3: Cross multiply
486,502.24x = 671,366.12 × 271,645.68 - Step 4: Simplify right side
486,502.24x = 182,373,706,196.36 - Step 5: Solve for x
x = 182,373,706,196.36/486,502.24 - Step 6: Final answer
x = 374,867.15
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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.