Finding the Fourth Proportional to 323,217.53, 484,664.09 and 188,325.19
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Solution
The fourth proportional to 323,217.53, 484,664.09 and 188,325.19 is: 282,393.28
Step by Step Solution
- Step 1: Write the proportion equation
323,217.53 : 484,664.09 = 188,325.19 : x - Step 2: Convert to fraction form
323,217.53/484,664.09 = 188,325.19/x - Step 3: Cross multiply
323,217.53x = 484,664.09 × 188,325.19 - Step 4: Simplify right side
323,217.53x = 91,274,457,558.96 - Step 5: Solve for x
x = 91,274,457,558.96/323,217.53 - Step 6: Final answer
x = 282,393.28
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1.5x scale
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.