Finding the Fourth Proportional to 351,674.97, 485,311.94 and 190,530.03
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Solution
The fourth proportional to 351,674.97, 485,311.94 and 190,530.03 is: 262,931.70
Step by Step Solution
- Step 1: Write the proportion equation
351,674.97 : 485,311.94 = 190,530.03 : x - Step 2: Convert to fraction form
351,674.97/485,311.94 = 190,530.03/x - Step 3: Cross multiply
351,674.97x = 485,311.94 × 190,530.03 - Step 4: Simplify right side
351,674.97x = 92,466,497,534.91 - Step 5: Solve for x
x = 92,466,497,534.91/351,674.97 - Step 6: Final answer
x = 262,931.70
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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.