Finding the Fourth Proportional to 791,149.57, 1,186,757.11 and 230,184.07
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Solution
The fourth proportional to 791,149.57, 1,186,757.11 and 230,184.07 is: 345,285.64
Step by Step Solution
- Step 1: Write the proportion equation
791,149.57 : 1,186,757.11 = 230,184.07 : x - Step 2: Convert to fraction form
791,149.57/1,186,757.11 = 230,184.07/x - Step 3: Cross multiply
791,149.57x = 1,186,757.11 × 230,184.07 - Step 4: Simplify right side
791,149.57x = 273,172,581,681.24 - Step 5: Solve for x
x = 273,172,581,681.24/791,149.57 - Step 6: Final answer
x = 345,285.64
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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.