Finding the Fourth Proportional to 794,157.18, 1,191,458.10 and 321,174.68
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Solution
The fourth proportional to 794,157.18, 1,191,458.10 and 321,174.68 is: 481,851.94
Step by Step Solution
- Step 1: Write the proportion equation
794,157.18 : 1,191,458.10 = 321,174.68 : x - Step 2: Convert to fraction form
794,157.18/1,191,458.10 = 321,174.68/x - Step 3: Cross multiply
794,157.18x = 1,191,458.10 × 321,174.68 - Step 4: Simplify right side
794,157.18x = 382,666,174,000.91 - Step 5: Solve for x
x = 382,666,174,000.91/794,157.18 - Step 6: Final answer
x = 481,851.94
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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.