Finding the Fourth Proportional to 345,793.67, 477,197.35 and 192,841.53
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Solution
The fourth proportional to 345,793.67, 477,197.35 and 192,841.53 is: 266,122.47
Step by Step Solution
- Step 1: Write the proportion equation
345,793.67 : 477,197.35 = 192,841.53 : x - Step 2: Convert to fraction form
345,793.67/477,197.35 = 192,841.53/x - Step 3: Cross multiply
345,793.67x = 477,197.35 × 192,841.53 - Step 4: Simplify right side
345,793.67x = 92,023,466,603.84 - Step 5: Solve for x
x = 92,023,466,603.84/345,793.67 - Step 6: Final answer
x = 266,122.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.