Finding the Fourth Proportional to 438,852.79, 658,405.27 and 182,635.48
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Solution
The fourth proportional to 438,852.79, 658,405.27 and 182,635.48 is: 274,005.69
Step by Step Solution
- Step 1: Write the proportion equation
438,852.79 : 658,405.27 = 182,635.48 : x - Step 2: Convert to fraction form
438,852.79/658,405.27 = 182,635.48/x - Step 3: Cross multiply
438,852.79x = 658,405.27 × 182,635.48 - Step 4: Simplify right side
438,852.79x = 120,248,162,520.98 - Step 5: Solve for x
x = 120,248,162,520.98/438,852.79 - Step 6: Final answer
x = 274,005.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.