Finding the Fourth Proportional to 283,651.20, 425,476.80 and 232,912.80
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Solution
The fourth proportional to 283,651.20, 425,476.80 and 232,912.80 is: 349,369.20
Step by Step Solution
- Step 1: Write the proportion equation
283,651.20 : 425,476.80 = 232,912.80 : x - Step 2: Convert to fraction form
283,651.20/425,476.80 = 232,912.80/x - Step 3: Cross multiply
283,651.20x = 425,476.80 × 232,912.80 - Step 4: Simplify right side
283,651.20x = 99,098,992,823.04 - Step 5: Solve for x
x = 99,098,992,823.04/283,651.20 - Step 6: Final answer
x = 349,369.20
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1.5x scale
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.