Finding the Fourth Proportional to 446,324.40, 669,530.75 and 146,683.53
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Solution
The fourth proportional to 446,324.40, 669,530.75 and 146,683.53 is: 220,039.80
Step by Step Solution
- Step 1: Write the proportion equation
446,324.40 : 669,530.75 = 146,683.53 : x - Step 2: Convert to fraction form
446,324.40/669,530.75 = 146,683.53/x - Step 3: Cross multiply
446,324.40x = 669,530.75 × 146,683.53 - Step 4: Simplify right side
446,324.40x = 98,209,133,120.13 - Step 5: Solve for x
x = 98,209,133,120.13/446,324.40 - Step 6: Final answer
x = 220,039.80
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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.