Finding the Fourth Proportional to 632,286.05, 872,552.79 and 341,895.58
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Solution
The fourth proportional to 632,286.05, 872,552.79 and 341,895.58 is: 471,814.84
Step by Step Solution
- Step 1: Write the proportion equation
632,286.05 : 872,552.79 = 341,895.58 : x - Step 2: Convert to fraction form
632,286.05/872,552.79 = 341,895.58/x - Step 3: Cross multiply
632,286.05x = 872,552.79 × 341,895.58 - Step 4: Simplify right side
632,286.05x = 298,321,942,217.67 - Step 5: Solve for x
x = 298,321,942,217.67/632,286.05 - Step 6: Final answer
x = 471,814.84
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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.