Finding the Fourth Proportional to 408,649.25, 612,967.73 and 183,850.94
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Solution
The fourth proportional to 408,649.25, 612,967.73 and 183,850.94 is: 275,773.65
Step by Step Solution
- Step 1: Write the proportion equation
408,649.25 : 612,967.73 = 183,850.94 : x - Step 2: Convert to fraction form
408,649.25/612,967.73 = 183,850.94/x - Step 3: Cross multiply
408,649.25x = 612,967.73 × 183,850.94 - Step 4: Simplify right side
408,649.25x = 112,694,693,350.17 - Step 5: Solve for x
x = 112,694,693,350.17/408,649.25 - Step 6: Final answer
x = 275,773.65
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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.