Finding the Fourth Proportional to 416,230.05, 624,092.25 and 163,207.40
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Solution
The fourth proportional to 416,230.05, 624,092.25 and 163,207.40 is: 244,711.96
Step by Step Solution
- Step 1: Write the proportion equation
416,230.05 : 624,092.25 = 163,207.40 : x - Step 2: Convert to fraction form
416,230.05/624,092.25 = 163,207.40/x - Step 3: Cross multiply
416,230.05x = 624,092.25 × 163,207.40 - Step 4: Simplify right side
416,230.05x = 101,856,470,362.19 - Step 5: Solve for x
x = 101,856,470,362.19/416,230.05 - Step 6: Final answer
x = 244,711.96
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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.