Finding the Fourth Proportional to 292,530.75, 403,692.44 and 158,394.75
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Solution
The fourth proportional to 292,530.75, 403,692.44 and 158,394.75 is: 218,584.76
Step by Step Solution
- Step 1: Write the proportion equation
292,530.75 : 403,692.44 = 158,394.75 : x - Step 2: Convert to fraction form
292,530.75/403,692.44 = 158,394.75/x - Step 3: Cross multiply
292,530.75x = 403,692.44 × 158,394.75 - Step 4: Simplify right side
292,530.75x = 63,942,762,318.72 - Step 5: Solve for x
x = 63,942,762,318.72/292,530.75 - Step 6: Final answer
x = 218,584.76
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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.