Finding the Fourth Proportional to 352,092.24, 485,874.18 and 208,766.52
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Solution
The fourth proportional to 352,092.24, 485,874.18 and 208,766.52 is: 288,090.02
Step by Step Solution
- Step 1: Write the proportion equation
352,092.24 : 485,874.18 = 208,766.52 : x - Step 2: Convert to fraction form
352,092.24/485,874.18 = 208,766.52/x - Step 3: Cross multiply
352,092.24x = 485,874.18 × 208,766.52 - Step 4: Simplify right side
352,092.24x = 101,434,261,716.45 - Step 5: Solve for x
x = 101,434,261,716.45/352,092.24 - Step 6: Final answer
x = 288,090.02
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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.