Finding the Fourth Proportional to 324,692.56, 448,126.92 and 197,408.08
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Solution
The fourth proportional to 324,692.56, 448,126.92 and 197,408.08 is: 272,454.27
Step by Step Solution
- Step 1: Write the proportion equation
324,692.56 : 448,126.92 = 197,408.08 : x - Step 2: Convert to fraction form
324,692.56/448,126.92 = 197,408.08/x - Step 3: Cross multiply
324,692.56x = 448,126.92 × 197,408.08 - Step 4: Simplify right side
324,692.56x = 88,463,874,873.51 - Step 5: Solve for x
x = 88,463,874,873.51/324,692.56 - Step 6: Final answer
x = 272,454.27
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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.