Finding the Fourth Proportional to 809,559.09, 1,213,370.95 and 376,691.85
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Solution
The fourth proportional to 809,559.09, 1,213,370.95 and 376,691.85 is: 564,587.50
Step by Step Solution
- Step 1: Write the proportion equation
809,559.09 : 1,213,370.95 = 376,691.85 : x - Step 2: Convert to fraction form
809,559.09/1,213,370.95 = 376,691.85/x - Step 3: Cross multiply
809,559.09x = 1,213,370.95 × 376,691.85 - Step 4: Simplify right side
809,559.09x = 457,066,940,883.17 - Step 5: Solve for x
x = 457,066,940,883.17/809,559.09 - Step 6: Final answer
x = 564,587.50
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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.