Finding the Fourth Proportional to 323,705.75, 446,708.81 and 180,474.53
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Solution
The fourth proportional to 323,705.75, 446,708.81 and 180,474.53 is: 249,051.99
Step by Step Solution
- Step 1: Write the proportion equation
323,705.75 : 446,708.81 = 180,474.53 : x - Step 2: Convert to fraction form
323,705.75/446,708.81 = 180,474.53/x - Step 3: Cross multiply
323,705.75x = 446,708.81 × 180,474.53 - Step 4: Simplify right side
323,705.75x = 80,619,561,629.24 - Step 5: Solve for x
x = 80,619,561,629.24/323,705.75 - Step 6: Final answer
x = 249,051.99
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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.