Finding the Fourth Proportional to 730,355.99, 1,095,546.15 and 331,000.16
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Solution
The fourth proportional to 730,355.99, 1,095,546.15 and 331,000.16 is: 496,505.75
Step by Step Solution
- Step 1: Write the proportion equation
730,355.99 : 1,095,546.15 = 331,000.16 : x - Step 2: Convert to fraction form
730,355.99/1,095,546.15 = 331,000.16/x - Step 3: Cross multiply
730,355.99x = 1,095,546.15 × 331,000.16 - Step 4: Simplify right side
730,355.99x = 362,625,945,459.65 - Step 5: Solve for x
x = 362,625,945,459.65/730,355.99 - Step 6: Final answer
x = 496,505.75
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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.