Finding the Fourth Proportional to 427,232.88, 641,164.73 and 202,594.08
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Solution
The fourth proportional to 427,232.88, 641,164.73 and 202,594.08 is: 304,040.69
Step by Step Solution
- Step 1: Write the proportion equation
427,232.88 : 641,164.73 = 202,594.08 : x - Step 2: Convert to fraction form
427,232.88/641,164.73 = 202,594.08/x - Step 3: Cross multiply
427,232.88x = 641,164.73 × 202,594.08 - Step 4: Simplify right side
427,232.88x = 129,896,177,589.83 - Step 5: Solve for x
x = 129,896,177,589.83/427,232.88 - Step 6: Final answer
x = 304,040.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.