Finding the Fourth Proportional to 799,687.08, 1,199,592.57 and 267,209.99
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Solution
The fourth proportional to 799,687.08, 1,199,592.57 and 267,209.99 is: 400,835.68
Step by Step Solution
- Step 1: Write the proportion equation
799,687.08 : 1,199,592.57 = 267,209.99 : x - Step 2: Convert to fraction form
799,687.08/1,199,592.57 = 267,209.99/x - Step 3: Cross multiply
799,687.08x = 1,199,592.57 × 267,209.99 - Step 4: Simplify right side
799,687.08x = 320,543,112,635.81 - Step 5: Solve for x
x = 320,543,112,635.81/799,687.08 - Step 6: Final answer
x = 400,835.68
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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.