Finding the Fourth Proportional to 366,188.10, 505,281.12 and 205,049.94
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Solution
The fourth proportional to 366,188.10, 505,281.12 and 205,049.94 is: 282,936.18
Step by Step Solution
- Step 1: Write the proportion equation
366,188.10 : 505,281.12 = 205,049.94 : x - Step 2: Convert to fraction form
366,188.10/505,281.12 = 205,049.94/x - Step 3: Cross multiply
366,188.10x = 505,281.12 × 205,049.94 - Step 4: Simplify right side
366,188.10x = 103,607,863,339.13 - Step 5: Solve for x
x = 103,607,863,339.13/366,188.10 - Step 6: Final answer
x = 282,936.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.