Finding the Fourth Proportional to 354,154.40, 531,577.20 and 176,861.60
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Solution
The fourth proportional to 354,154.40, 531,577.20 and 176,861.60 is: 265,464.99
Step by Step Solution
- Step 1: Write the proportion equation
354,154.40 : 531,577.20 = 176,861.60 : x - Step 2: Convert to fraction form
354,154.40/531,577.20 = 176,861.60/x - Step 3: Cross multiply
354,154.40x = 531,577.20 × 176,861.60 - Step 4: Simplify right side
354,154.40x = 94,015,594,115.52 - Step 5: Solve for x
x = 94,015,594,115.52/354,154.40 - Step 6: Final answer
x = 265,464.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.