Finding the Fourth Proportional to 426,230.73, 588,197.19 and 235,242.75
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Solution
The fourth proportional to 426,230.73, 588,197.19 and 235,242.75 is: 324,634.32
Step by Step Solution
- Step 1: Write the proportion equation
426,230.73 : 588,197.19 = 235,242.75 : x - Step 2: Convert to fraction form
426,230.73/588,197.19 = 235,242.75/x - Step 3: Cross multiply
426,230.73x = 588,197.19 × 235,242.75 - Step 4: Simplify right side
426,230.73x = 138,369,124,517.87 - Step 5: Solve for x
x = 138,369,124,517.87/426,230.73 - Step 6: Final answer
x = 324,634.32
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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.