Finding the Fourth Proportional to 486,202.86, 671,006.52 and 271,362.92
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Solution
The fourth proportional to 486,202.86, 671,006.52 and 271,362.92 is: 374,506.82
Step by Step Solution
- Step 1: Write the proportion equation
486,202.86 : 671,006.52 = 271,362.92 : x - Step 2: Convert to fraction form
486,202.86/671,006.52 = 271,362.92/x - Step 3: Cross multiply
486,202.86x = 671,006.52 × 271,362.92 - Step 4: Simplify right side
486,202.86x = 182,086,285,251.21 - Step 5: Solve for x
x = 182,086,285,251.21/486,202.86 - Step 6: Final answer
x = 374,506.82
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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.