Finding the Fourth Proportional to 422,323.08, 633,546.39 and 122,764.74
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Solution
The fourth proportional to 422,323.08, 633,546.39 and 122,764.74 is: 184,165.07
Step by Step Solution
- Step 1: Write the proportion equation
422,323.08 : 633,546.39 = 122,764.74 : x - Step 2: Convert to fraction form
422,323.08/633,546.39 = 122,764.74/x - Step 3: Cross multiply
422,323.08x = 633,546.39 × 122,764.74 - Step 4: Simplify right side
422,323.08x = 77,777,157,846.29 - Step 5: Solve for x
x = 77,777,157,846.29/422,323.08 - Step 6: Final answer
x = 184,165.07
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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.