Finding the Fourth Proportional to 262,011.87, 361,552.53 and 151,611.44
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Solution
The fourth proportional to 262,011.87, 361,552.53 and 151,611.44 is: 209,209.99
Step by Step Solution
- Step 1: Write the proportion equation
262,011.87 : 361,552.53 = 151,611.44 : x - Step 2: Convert to fraction form
262,011.87/361,552.53 = 151,611.44/x - Step 3: Cross multiply
262,011.87x = 361,552.53 × 151,611.44 - Step 4: Simplify right side
262,011.87x = 54,815,499,708.94 - Step 5: Solve for x
x = 54,815,499,708.94/262,011.87 - Step 6: Final answer
x = 209,209.99
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1.5x scale
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.