Finding the Fourth Proportional to 377,625.92, 521,118.24 and 207,855.68
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Solution
The fourth proportional to 377,625.92, 521,118.24 and 207,855.68 is: 286,837.79
Step by Step Solution
- Step 1: Write the proportion equation
377,625.92 : 521,118.24 = 207,855.68 : x - Step 2: Convert to fraction form
377,625.92/521,118.24 = 207,855.68/x - Step 3: Cross multiply
377,625.92x = 521,118.24 × 207,855.68 - Step 4: Simplify right side
377,625.92x = 108,317,386,135.60 - Step 5: Solve for x
x = 108,317,386,135.60/377,625.92 - Step 6: Final answer
x = 286,837.79
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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.