Finding the Fourth Proportional to 505,756.71, 758,744.42 and 269,064.99
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Solution
The fourth proportional to 505,756.71, 758,744.42 and 269,064.99 is: 403,655.66
Step by Step Solution
- Step 1: Write the proportion equation
505,756.71 : 758,744.42 = 269,064.99 : x - Step 2: Convert to fraction form
505,756.71/758,744.42 = 269,064.99/x - Step 3: Cross multiply
505,756.71x = 758,744.42 × 269,064.99 - Step 4: Simplify right side
505,756.71x = 204,151,558,434.53 - Step 5: Solve for x
x = 204,151,558,434.53/505,756.71 - Step 6: Final answer
x = 403,655.66
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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.