Finding the Fourth Proportional to 320,180.99, 441,850.19 and 176,941.07
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Solution
The fourth proportional to 320,180.99, 441,850.19 and 176,941.07 is: 244,178.90
Step by Step Solution
- Step 1: Write the proportion equation
320,180.99 : 441,850.19 = 176,941.07 : x - Step 2: Convert to fraction form
320,180.99/441,850.19 = 176,941.07/x - Step 3: Cross multiply
320,180.99x = 441,850.19 × 176,941.07 - Step 4: Simplify right side
320,180.99x = 78,181,442,304.35 - Step 5: Solve for x
x = 78,181,442,304.35/320,180.99 - Step 6: Final answer
x = 244,178.90
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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.