Finding the Fourth Proportional to 320,232.08, 441,915.96 and 176,994.62
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Solution
The fourth proportional to 320,232.08, 441,915.96 and 176,994.62 is: 244,250.19
Step by Step Solution
- Step 1: Write the proportion equation
320,232.08 : 441,915.96 = 176,994.62 : x - Step 2: Convert to fraction form
320,232.08/441,915.96 = 176,994.62/x - Step 3: Cross multiply
320,232.08x = 441,915.96 × 176,994.62 - Step 4: Simplify right side
320,232.08x = 78,216,747,412.14 - Step 5: Solve for x
x = 78,216,747,412.14/320,232.08 - Step 6: Final answer
x = 244,250.19
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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.