Finding the Fourth Proportional to 335,772.87, 503,834.26 and 148,740.63
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Solution
The fourth proportional to 335,772.87, 503,834.26 and 148,740.63 is: 223,188.45
Step by Step Solution
- Step 1: Write the proportion equation
335,772.87 : 503,834.26 = 148,740.63 : x - Step 2: Convert to fraction form
335,772.87/503,834.26 = 148,740.63/x - Step 3: Cross multiply
335,772.87x = 503,834.26 × 148,740.63 - Step 4: Simplify right side
335,772.87x = 74,940,625,247.98 - Step 5: Solve for x
x = 74,940,625,247.98/335,772.87 - Step 6: Final answer
x = 223,188.45
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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.