Finding the Fourth Proportional to 374,194.24, 561,283.40 and 121,474.32
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Solution
The fourth proportional to 374,194.24, 561,283.40 and 121,474.32 is: 182,208.90
Step by Step Solution
- Step 1: Write the proportion equation
374,194.24 : 561,283.40 = 121,474.32 : x - Step 2: Convert to fraction form
374,194.24/561,283.40 = 121,474.32/x - Step 3: Cross multiply
374,194.24x = 561,283.40 × 121,474.32 - Step 4: Simplify right side
374,194.24x = 68,181,519,342.29 - Step 5: Solve for x
x = 68,181,519,342.29/374,194.24 - Step 6: Final answer
x = 182,208.90
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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.