Finding the Fourth Proportional to 525,107.94, 724,553.37 and 295,629.54
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Solution
The fourth proportional to 525,107.94, 724,553.37 and 295,629.54 is: 407,914.95
Step by Step Solution
- Step 1: Write the proportion equation
525,107.94 : 724,553.37 = 295,629.54 : x - Step 2: Convert to fraction form
525,107.94/724,553.37 = 295,629.54/x - Step 3: Cross multiply
525,107.94x = 724,553.37 × 295,629.54 - Step 4: Simplify right side
525,107.94x = 214,199,379,478.55 - Step 5: Solve for x
x = 214,199,379,478.55/525,107.94 - Step 6: Final answer
x = 407,914.95
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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.