Finding the Fourth Proportional to 402,224.75, 603,336.80 and 102,705.38
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Solution
The fourth proportional to 402,224.75, 603,336.80 and 102,705.38 is: 154,057.99
Step by Step Solution
- Step 1: Write the proportion equation
402,224.75 : 603,336.80 = 102,705.38 : x - Step 2: Convert to fraction form
402,224.75/603,336.80 = 102,705.38/x - Step 3: Cross multiply
402,224.75x = 603,336.80 × 102,705.38 - Step 4: Simplify right side
402,224.75x = 61,965,935,311.98 - Step 5: Solve for x
x = 61,965,935,311.98/402,224.75 - Step 6: Final answer
x = 154,057.99
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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.