Finding the Fourth Proportional to 269,242.68, 403,859.46 and 79,702.23
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Solution
The fourth proportional to 269,242.68, 403,859.46 and 79,702.23 is: 119,552.00
Step by Step Solution
- Step 1: Write the proportion equation
269,242.68 : 403,859.46 = 79,702.23 : x - Step 2: Convert to fraction form
269,242.68/403,859.46 = 79,702.23/x - Step 3: Cross multiply
269,242.68x = 403,859.46 × 79,702.23 - Step 4: Simplify right side
269,242.68x = 32,188,499,568.60 - Step 5: Solve for x
x = 32,188,499,568.60/269,242.68 - Step 6: Final answer
x = 119,552.00
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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.