Finding the Fourth Proportional to 371,056.06, 512,057.14 and 201,290.19
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Solution
The fourth proportional to 371,056.06, 512,057.14 and 201,290.19 is: 277,780.34
Step by Step Solution
- Step 1: Write the proportion equation
371,056.06 : 512,057.14 = 201,290.19 : x - Step 2: Convert to fraction form
371,056.06/512,057.14 = 201,290.19/x - Step 3: Cross multiply
371,056.06x = 512,057.14 × 201,290.19 - Step 4: Simplify right side
371,056.06x = 103,072,079,001.46 - Step 5: Solve for x
x = 103,072,079,001.46/371,056.06 - Step 6: Final answer
x = 277,780.34
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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.