Finding the Fourth Proportional to 284,332.17, 391,910.58 and 201,573.66
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Solution
The fourth proportional to 284,332.17, 391,910.58 and 201,573.66 is: 277,840.00
Step by Step Solution
- Step 1: Write the proportion equation
284,332.17 : 391,910.58 = 201,573.66 : x - Step 2: Convert to fraction form
284,332.17/391,910.58 = 201,573.66/x - Step 3: Cross multiply
284,332.17x = 391,910.58 × 201,573.66 - Step 4: Simplify right side
284,332.17x = 78,998,850,003.32 - Step 5: Solve for x
x = 78,998,850,003.32/284,332.17 - Step 6: Final answer
x = 277,840.00
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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.