Finding the Fourth Proportional to 374,193.12, 561,033.49 and 134,301.70
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Solution
The fourth proportional to 374,193.12, 561,033.49 and 134,301.70 is: 201,360.60
Step by Step Solution
- Step 1: Write the proportion equation
374,193.12 : 561,033.49 = 134,301.70 : x - Step 2: Convert to fraction form
374,193.12/561,033.49 = 134,301.70/x - Step 3: Cross multiply
374,193.12x = 561,033.49 × 134,301.70 - Step 4: Simplify right side
374,193.12x = 75,347,751,463.93 - Step 5: Solve for x
x = 75,347,751,463.93/374,193.12 - Step 6: Final answer
x = 201,360.60
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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.