Finding the Fourth Proportional to 405,692.24, 560,427.95 and 369,332.96
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Solution
The fourth proportional to 405,692.24, 560,427.95 and 369,332.96 is: 510,200.82
Step by Step Solution
- Step 1: Write the proportion equation
405,692.24 : 560,427.95 = 369,332.96 : x - Step 2: Convert to fraction form
405,692.24/560,427.95 = 369,332.96/x - Step 3: Cross multiply
405,692.24x = 560,427.95 × 369,332.96 - Step 4: Simplify right side
405,692.24x = 206,984,511,793.57 - Step 5: Solve for x
x = 206,984,511,793.57/405,692.24 - Step 6: Final answer
x = 510,200.82
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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.