Finding the Fourth Proportional to 622,311.44, 933,696.76 and 503,469.68
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Solution
The fourth proportional to 622,311.44, 933,696.76 and 503,469.68 is: 755,390.27
Step by Step Solution
- Step 1: Write the proportion equation
622,311.44 : 933,696.76 = 503,469.68 : x - Step 2: Convert to fraction form
622,311.44/933,696.76 = 503,469.68/x - Step 3: Cross multiply
622,311.44x = 933,696.76 × 503,469.68 - Step 4: Simplify right side
622,311.44x = 470,088,008,974.24 - Step 5: Solve for x
x = 470,088,008,974.24/622,311.44 - Step 6: Final answer
x = 755,390.27
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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.