Finding the Fourth Proportional to 437,630.64, 656,556.66 and 122,087.31
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Solution
The fourth proportional to 437,630.64, 656,556.66 and 122,087.31 is: 183,161.84
Step by Step Solution
- Step 1: Write the proportion equation
437,630.64 : 656,556.66 = 122,087.31 : x - Step 2: Convert to fraction form
437,630.64/656,556.66 = 122,087.31/x - Step 3: Cross multiply
437,630.64x = 656,556.66 × 122,087.31 - Step 4: Simplify right side
437,630.64x = 80,157,232,588.76 - Step 5: Solve for x
x = 80,157,232,588.76/437,630.64 - Step 6: Final answer
x = 183,161.84
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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.