Finding the Fourth Proportional to 322,692.48, 483,743.52 and 135,717.12
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Solution
The fourth proportional to 322,692.48, 483,743.52 and 135,717.12 is: 203,451.53
Step by Step Solution
- Step 1: Write the proportion equation
322,692.48 : 483,743.52 = 135,717.12 : x - Step 2: Convert to fraction form
322,692.48/483,743.52 = 135,717.12/x - Step 3: Cross multiply
322,692.48x = 483,743.52 × 135,717.12 - Step 4: Simplify right side
322,692.48x = 65,652,277,353.06 - Step 5: Solve for x
x = 65,652,277,353.06/322,692.48 - Step 6: Final answer
x = 203,451.53
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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.