Finding the Fourth Proportional to 540,348.64, 809,858.60 and 303,193.08
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Solution
The fourth proportional to 540,348.64, 809,858.60 and 303,193.08 is: 454,416.84
Step by Step Solution
- Step 1: Write the proportion equation
540,348.64 : 809,858.60 = 303,193.08 : x - Step 2: Convert to fraction form
540,348.64/809,858.60 = 303,193.08/x - Step 3: Cross multiply
540,348.64x = 809,858.60 × 303,193.08 - Step 4: Simplify right side
540,348.64x = 245,543,523,298.49 - Step 5: Solve for x
x = 245,543,523,298.49/540,348.64 - Step 6: Final answer
x = 454,416.84
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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.