Finding the Fourth Proportional to 217,346.61, 324,436.82 and 201,319.62
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Solution
The fourth proportional to 217,346.61, 324,436.82 and 201,319.62 is: 300,513.07
Step by Step Solution
- Step 1: Write the proportion equation
217,346.61 : 324,436.82 = 201,319.62 : x - Step 2: Convert to fraction form
217,346.61/324,436.82 = 201,319.62/x - Step 3: Cross multiply
217,346.61x = 324,436.82 × 201,319.62 - Step 4: Simplify right side
217,346.61x = 65,315,496,309.81 - Step 5: Solve for x
x = 65,315,496,309.81/217,346.61 - Step 6: Final answer
x = 300,513.07
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.