Finding the Fourth Proportional to 291,728.80, 437,593.02 and 225,265.96
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Solution
The fourth proportional to 291,728.80, 437,593.02 and 225,265.96 is: 337,898.80
Step by Step Solution
- Step 1: Write the proportion equation
291,728.80 : 437,593.02 = 225,265.96 : x - Step 2: Convert to fraction form
291,728.80/437,593.02 = 225,265.96/x - Step 3: Cross multiply
291,728.80x = 437,593.02 × 225,265.96 - Step 4: Simplify right side
291,728.80x = 98,574,811,739.60 - Step 5: Solve for x
x = 98,574,811,739.60/291,728.80 - Step 6: Final answer
x = 337,898.80
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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.