Finding the Fourth Proportional to 331,851.04, 457,846.08 and 195,839.08
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Solution
The fourth proportional to 331,851.04, 457,846.08 and 195,839.08 is: 270,193.99
Step by Step Solution
- Step 1: Write the proportion equation
331,851.04 : 457,846.08 = 195,839.08 : x - Step 2: Convert to fraction form
331,851.04/457,846.08 = 195,839.08/x - Step 3: Cross multiply
331,851.04x = 457,846.08 × 195,839.08 - Step 4: Simplify right side
331,851.04x = 89,664,155,088.81 - Step 5: Solve for x
x = 89,664,155,088.81/331,851.04 - Step 6: Final answer
x = 270,193.99
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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.