Finding the Fourth Proportional to 486,506.24, 671,371.64 and 271,649.68
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Solution
The fourth proportional to 486,506.24, 671,371.64 and 271,649.68 is: 374,872.67
Step by Step Solution
- Step 1: Write the proportion equation
486,506.24 : 671,371.64 = 271,649.68 : x - Step 2: Convert to fraction form
486,506.24/671,371.64 = 271,649.68/x - Step 3: Cross multiply
486,506.24x = 671,371.64 × 271,649.68 - Step 4: Simplify right side
486,506.24x = 182,377,891,167.08 - Step 5: Solve for x
x = 182,377,891,167.08/486,506.24 - Step 6: Final answer
x = 374,872.67
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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.