Finding the Fourth Proportional to 371,052.76, 512,053.79 and 201,286.88
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Solution
The fourth proportional to 371,052.76, 512,053.79 and 201,286.88 is: 277,776.43
Step by Step Solution
- Step 1: Write the proportion equation
371,052.76 : 512,053.79 = 201,286.88 : x - Step 2: Convert to fraction form
371,052.76/512,053.79 = 201,286.88/x - Step 3: Cross multiply
371,052.76x = 512,053.79 × 201,286.88 - Step 4: Simplify right side
371,052.76x = 103,069,710,707.16 - Step 5: Solve for x
x = 103,069,710,707.16/371,052.76 - Step 6: Final answer
x = 277,776.43
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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.