Finding the Fourth Proportional to 426,868.68, 589,027.50 and 235,855.92
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Solution
The fourth proportional to 426,868.68, 589,027.50 and 235,855.92 is: 325,452.84
Step by Step Solution
- Step 1: Write the proportion equation
426,868.68 : 589,027.50 = 235,855.92 : x - Step 2: Convert to fraction form
426,868.68/589,027.50 = 235,855.92/x - Step 3: Cross multiply
426,868.68x = 589,027.50 × 235,855.92 - Step 4: Simplify right side
426,868.68x = 138,925,622,917.80 - Step 5: Solve for x
x = 138,925,622,917.80/426,868.68 - Step 6: Final answer
x = 325,452.84
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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.