Finding the Fourth Proportional to 830,816.01, 1,246,113.05 and 231,727.05
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Solution
The fourth proportional to 830,816.01, 1,246,113.05 and 231,727.05 is: 347,559.62
Step by Step Solution
- Step 1: Write the proportion equation
830,816.01 : 1,246,113.05 = 231,727.05 : x - Step 2: Convert to fraction form
830,816.01/1,246,113.05 = 231,727.05/x - Step 3: Cross multiply
830,816.01x = 1,246,113.05 × 231,727.05 - Step 4: Simplify right side
830,816.01x = 288,758,099,884.37 - Step 5: Solve for x
x = 288,758,099,884.37/830,816.01 - Step 6: Final answer
x = 347,559.62
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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.