Finding the Fourth Proportional to 284,193.99, 392,203.89 and 169,442.10
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Solution
The fourth proportional to 284,193.99, 392,203.89 and 169,442.10 is: 233,839.75
Step by Step Solution
- Step 1: Write the proportion equation
284,193.99 : 392,203.89 = 169,442.10 : x - Step 2: Convert to fraction form
284,193.99/392,203.89 = 169,442.10/x - Step 3: Cross multiply
284,193.99x = 392,203.89 × 169,442.10 - Step 4: Simplify right side
284,193.99x = 66,455,850,749.77 - Step 5: Solve for x
x = 66,455,850,749.77/284,193.99 - Step 6: Final answer
x = 233,839.75
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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.