Finding the Fourth Proportional to 262,197.84, 361,845.84 and 147,478.80
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Solution
The fourth proportional to 262,197.84, 361,845.84 and 147,478.80 is: 203,527.96
Step by Step Solution
- Step 1: Write the proportion equation
262,197.84 : 361,845.84 = 147,478.80 : x - Step 2: Convert to fraction form
262,197.84/361,845.84 = 147,478.80/x - Step 3: Cross multiply
262,197.84x = 361,845.84 × 147,478.80 - Step 4: Simplify right side
262,197.84x = 53,364,590,268.19 - Step 5: Solve for x
x = 53,364,590,268.19/262,197.84 - Step 6: Final answer
x = 203,527.96
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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.