Finding the Fourth Proportional to 339,117.81, 467,965.11 and 201,302.52
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Solution
The fourth proportional to 339,117.81, 467,965.11 and 201,302.52 is: 277,787.11
Step by Step Solution
- Step 1: Write the proportion equation
339,117.81 : 467,965.11 = 201,302.52 : x - Step 2: Convert to fraction form
339,117.81/467,965.11 = 201,302.52/x - Step 3: Cross multiply
339,117.81x = 467,965.11 × 201,302.52 - Step 4: Simplify right side
339,117.81x = 94,202,554,915.09 - Step 5: Solve for x
x = 94,202,554,915.09/339,117.81 - Step 6: Final answer
x = 277,787.11
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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.