Finding the Fourth Proportional to 366,545.84, 505,833.21 and 223,305.77
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Solution
The fourth proportional to 366,545.84, 505,833.21 and 223,305.77 is: 308,161.94
Step by Step Solution
- Step 1: Write the proportion equation
366,545.84 : 505,833.21 = 223,305.77 : x - Step 2: Convert to fraction form
366,545.84/505,833.21 = 223,305.77/x - Step 3: Cross multiply
366,545.84x = 505,833.21 × 223,305.77 - Step 4: Simplify right side
366,545.84x = 112,955,475,715.21 - Step 5: Solve for x
x = 112,955,475,715.21/366,545.84 - Step 6: Final answer
x = 308,161.94
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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.