Finding the Fourth Proportional to 273,028.70, 409,543.05 and 173,629.55
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Solution
The fourth proportional to 273,028.70, 409,543.05 and 173,629.55 is: 260,444.33
Step by Step Solution
- Step 1: Write the proportion equation
273,028.70 : 409,543.05 = 173,629.55 : x - Step 2: Convert to fraction form
273,028.70/409,543.05 = 173,629.55/x - Step 3: Cross multiply
273,028.70x = 409,543.05 × 173,629.55 - Step 4: Simplify right side
273,028.70x = 71,108,775,477.13 - Step 5: Solve for x
x = 71,108,775,477.13/273,028.70 - Step 6: Final answer
x = 260,444.33
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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.