Finding the Fourth Proportional to 352,840.66, 486,812.84 and 199,854.54
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Solution
The fourth proportional to 352,840.66, 486,812.84 and 199,854.54 is: 275,738.50
Step by Step Solution
- Step 1: Write the proportion equation
352,840.66 : 486,812.84 = 199,854.54 : x - Step 2: Convert to fraction form
352,840.66/486,812.84 = 199,854.54/x - Step 3: Cross multiply
352,840.66x = 486,812.84 × 199,854.54 - Step 4: Simplify right side
352,840.66x = 97,291,755,205.02 - Step 5: Solve for x
x = 97,291,755,205.02/352,840.66 - Step 6: Final answer
x = 275,738.50
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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.