Finding the Fourth Proportional to 505,849.51, 698,217.78 and 333,892.99
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Solution
The fourth proportional to 505,849.51, 698,217.78 and 333,892.99 is: 460,868.34
Step by Step Solution
- Step 1: Write the proportion equation
505,849.51 : 698,217.78 = 333,892.99 : x - Step 2: Convert to fraction form
505,849.51/698,217.78 = 333,892.99/x - Step 3: Cross multiply
505,849.51x = 698,217.78 × 333,892.99 - Step 4: Simplify right side
505,849.51x = 233,130,022,235.36 - Step 5: Solve for x
x = 233,130,022,235.36/505,849.51 - Step 6: Final answer
x = 460,868.34
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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.