Finding the Fourth Proportional to 323,349.84, 446,236.32 and 180,109.68
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Solution
The fourth proportional to 323,349.84, 446,236.32 and 180,109.68 is: 248,558.90
Step by Step Solution
- Step 1: Write the proportion equation
323,349.84 : 446,236.32 = 180,109.68 : x - Step 2: Convert to fraction form
323,349.84/446,236.32 = 180,109.68/x - Step 3: Cross multiply
323,349.84x = 446,236.32 × 180,109.68 - Step 4: Simplify right side
323,349.84x = 80,371,480,799.58 - Step 5: Solve for x
x = 80,371,480,799.58/323,349.84 - Step 6: Final answer
x = 248,558.90
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1.5x scale
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.