Finding the Fourth Proportional to 765,064.46, 1,147,555.14 and 232,543.97
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Solution
The fourth proportional to 765,064.46, 1,147,555.14 and 232,543.97 is: 348,803.32
Step by Step Solution
- Step 1: Write the proportion equation
765,064.46 : 1,147,555.14 = 232,543.97 : x - Step 2: Convert to fraction form
765,064.46/1,147,555.14 = 232,543.97/x - Step 3: Cross multiply
765,064.46x = 1,147,555.14 × 232,543.97 - Step 4: Simplify right side
765,064.46x = 266,857,022,311.73 - Step 5: Solve for x
x = 266,857,022,311.73/765,064.46 - Step 6: Final answer
x = 348,803.32
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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.