Finding the Fourth Proportional to 426,192.18, 588,142.50 and 235,205.52
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Solution
The fourth proportional to 426,192.18, 588,142.50 and 235,205.52 is: 324,582.12
Step by Step Solution
- Step 1: Write the proportion equation
426,192.18 : 588,142.50 = 235,205.52 : x - Step 2: Convert to fraction form
426,192.18/588,142.50 = 235,205.52/x - Step 3: Cross multiply
426,192.18x = 588,142.50 × 235,205.52 - Step 4: Simplify right side
426,192.18x = 138,334,362,546.60 - Step 5: Solve for x
x = 138,334,362,546.60/426,192.18 - Step 6: Final answer
x = 324,582.12
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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.