Finding the Fourth Proportional to 408,649.06, 612,967.42 and 183,850.75
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Solution
The fourth proportional to 408,649.06, 612,967.42 and 183,850.75 is: 275,773.35
Step by Step Solution
- Step 1: Write the proportion equation
408,649.06 : 612,967.42 = 183,850.75 : x - Step 2: Convert to fraction form
408,649.06/612,967.42 = 183,850.75/x - Step 3: Cross multiply
408,649.06x = 612,967.42 × 183,850.75 - Step 4: Simplify right side
408,649.06x = 112,694,519,892.57 - Step 5: Solve for x
x = 112,694,519,892.57/408,649.06 - Step 6: Final answer
x = 275,773.35
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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.