Finding the Fourth Proportional to 283,254.99, 424,896.60 and 80,881.11
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Solution
The fourth proportional to 283,254.99, 424,896.60 and 80,881.11 is: 121,325.69
Step by Step Solution
- Step 1: Write the proportion equation
283,254.99 : 424,896.60 = 80,881.11 : x - Step 2: Convert to fraction form
283,254.99/424,896.60 = 80,881.11/x - Step 3: Cross multiply
283,254.99x = 424,896.60 × 80,881.11 - Step 4: Simplify right side
283,254.99x = 34,366,106,348.22 - Step 5: Solve for x
x = 34,366,106,348.22/283,254.99 - Step 6: Final answer
x = 121,325.69
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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.