Finding the Fourth Proportional to 347,634.64, 521,508.36 and 107,692.48
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Solution
The fourth proportional to 347,634.64, 521,508.36 and 107,692.48 is: 161,556.19
Step by Step Solution
- Step 1: Write the proportion equation
347,634.64 : 521,508.36 = 107,692.48 : x - Step 2: Convert to fraction form
347,634.64/521,508.36 = 107,692.48/x - Step 3: Cross multiply
347,634.64x = 521,508.36 × 107,692.48 - Step 4: Simplify right side
347,634.64x = 56,162,528,629.13 - Step 5: Solve for x
x = 56,162,528,629.13/347,634.64 - Step 6: Final answer
x = 161,556.19
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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.