Finding the Fourth Proportional to 371,560.02, 512,755.50 and 201,794.12
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Solution
The fourth proportional to 371,560.02, 512,755.50 and 201,794.12 is: 278,477.34
Step by Step Solution
- Step 1: Write the proportion equation
371,560.02 : 512,755.50 = 201,794.12 : x - Step 2: Convert to fraction form
371,560.02/512,755.50 = 201,794.12/x - Step 3: Cross multiply
371,560.02x = 512,755.50 × 201,794.12 - Step 4: Simplify right side
371,560.02x = 103,471,044,897.66 - Step 5: Solve for x
x = 103,471,044,897.66/371,560.02 - Step 6: Final answer
x = 278,477.34
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1.5x scale
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.