Finding the Fourth Proportional to 283,427.76, 424,142.74 and 176,861.92
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Solution
The fourth proportional to 283,427.76, 424,142.74 and 176,861.92 is: 264,669.56
Step by Step Solution
- Step 1: Write the proportion equation
283,427.76 : 424,142.74 = 176,861.92 : x - Step 2: Convert to fraction form
283,427.76/424,142.74 = 176,861.92/x - Step 3: Cross multiply
283,427.76x = 424,142.74 × 176,861.92 - Step 4: Simplify right side
283,427.76x = 75,014,699,350.46 - Step 5: Solve for x
x = 75,014,699,350.46/283,427.76 - Step 6: Final answer
x = 264,669.56
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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.