Finding the Fourth Proportional to 460,808.80, 690,046.80 and 367,496.80
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Solution
The fourth proportional to 460,808.80, 690,046.80 and 367,496.80 is: 550,314.99
Step by Step Solution
- Step 1: Write the proportion equation
460,808.80 : 690,046.80 = 367,496.80 : x - Step 2: Convert to fraction form
460,808.80/690,046.80 = 367,496.80/x - Step 3: Cross multiply
460,808.80x = 690,046.80 × 367,496.80 - Step 4: Simplify right side
460,808.80x = 253,589,990,850.24 - Step 5: Solve for x
x = 253,589,990,850.24/460,808.80 - Step 6: Final answer
x = 550,314.99
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1.5x scale
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.