Finding the Fourth Proportional to 324,611.70, 486,917.55 and 184,643.70
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Solution
The fourth proportional to 324,611.70, 486,917.55 and 184,643.70 is: 276,965.55
Step by Step Solution
- Step 1: Write the proportion equation
324,611.70 : 486,917.55 = 184,643.70 : x - Step 2: Convert to fraction form
324,611.70/486,917.55 = 184,643.70/x - Step 3: Cross multiply
324,611.70x = 486,917.55 × 184,643.70 - Step 4: Simplify right side
324,611.70x = 89,906,258,026.94 - Step 5: Solve for x
x = 89,906,258,026.94/324,611.70 - Step 6: Final answer
x = 276,965.55
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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.