Finding the Fourth Proportional to 416,313.12, 574,539.84 and 234,960.60
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Solution
The fourth proportional to 416,313.12, 574,539.84 and 234,960.60 is: 324,261.28
Step by Step Solution
- Step 1: Write the proportion equation
416,313.12 : 574,539.84 = 234,960.60 : x - Step 2: Convert to fraction form
416,313.12/574,539.84 = 234,960.60/x - Step 3: Cross multiply
416,313.12x = 574,539.84 × 234,960.60 - Step 4: Simplify right side
416,313.12x = 134,994,225,530.30 - Step 5: Solve for x
x = 134,994,225,530.30/416,313.12 - Step 6: Final answer
x = 324,261.28
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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.