Finding the Fourth Proportional to 477,186.40, 714,221.82 and 350,793.19
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Solution
The fourth proportional to 477,186.40, 714,221.82 and 350,793.19 is: 525,044.62
Step by Step Solution
- Step 1: Write the proportion equation
477,186.40 : 714,221.82 = 350,793.19 : x - Step 2: Convert to fraction form
477,186.40/714,221.82 = 350,793.19/x - Step 3: Cross multiply
477,186.40x = 714,221.82 × 350,793.19 - Step 4: Simplify right side
477,186.40x = 250,544,151,498.18 - Step 5: Solve for x
x = 250,544,151,498.18/477,186.40 - Step 6: Final answer
x = 525,044.62
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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.