Finding the Fourth Proportional to 322,899.24, 445,560.84 and 179,649.12
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Solution
The fourth proportional to 322,899.24, 445,560.84 and 179,649.12 is: 247,893.47
Step by Step Solution
- Step 1: Write the proportion equation
322,899.24 : 445,560.84 = 179,649.12 : x - Step 2: Convert to fraction form
322,899.24/445,560.84 = 179,649.12/x - Step 3: Cross multiply
322,899.24x = 445,560.84 × 179,649.12 - Step 4: Simplify right side
322,899.24x = 80,044,612,812.46 - Step 5: Solve for x
x = 80,044,612,812.46/322,899.24 - Step 6: Final answer
x = 247,893.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.