Finding the Fourth Proportional to 282,687.26, 424,027.36 and 83,000.44
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Solution
The fourth proportional to 282,687.26, 424,027.36 and 83,000.44 is: 124,499.62
Step by Step Solution
- Step 1: Write the proportion equation
282,687.26 : 424,027.36 = 83,000.44 : x - Step 2: Convert to fraction form
282,687.26/424,027.36 = 83,000.44/x - Step 3: Cross multiply
282,687.26x = 424,027.36 × 83,000.44 - Step 4: Simplify right side
282,687.26x = 35,194,457,452.04 - Step 5: Solve for x
x = 35,194,457,452.04/282,687.26 - Step 6: Final answer
x = 124,499.62
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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.