Finding the Fourth Proportional to 451,192.26, 676,939.12 and 147,600.26
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Solution
The fourth proportional to 451,192.26, 676,939.12 and 147,600.26 is: 221,449.70
Step by Step Solution
- Step 1: Write the proportion equation
451,192.26 : 676,939.12 = 147,600.26 : x - Step 2: Convert to fraction form
451,192.26/676,939.12 = 147,600.26/x - Step 3: Cross multiply
451,192.26x = 676,939.12 × 147,600.26 - Step 4: Simplify right side
451,192.26x = 99,916,390,116.17 - Step 5: Solve for x
x = 99,916,390,116.17/451,192.26 - Step 6: Final answer
x = 221,449.70
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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.