Finding the Fourth Proportional to 504,363.74, 696,063.62 and 289,545.26
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Solution
The fourth proportional to 504,363.74, 696,063.62 and 289,545.26 is: 399,596.37
Step by Step Solution
- Step 1: Write the proportion equation
504,363.74 : 696,063.62 = 289,545.26 : x - Step 2: Convert to fraction form
504,363.74/696,063.62 = 289,545.26/x - Step 3: Cross multiply
504,363.74x = 696,063.62 × 289,545.26 - Step 4: Simplify right side
504,363.74x = 201,541,916,901.40 - Step 5: Solve for x
x = 201,541,916,901.40/504,363.74 - Step 6: Final answer
x = 399,596.37
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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.