Finding the Fourth Proportional to 969,213.28, 1,453,338.24 and 613,958.08
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Solution
The fourth proportional to 969,213.28, 1,453,338.24 and 613,958.08 is: 920,631.99
Step by Step Solution
- Step 1: Write the proportion equation
969,213.28 : 1,453,338.24 = 613,958.08 : x - Step 2: Convert to fraction form
969,213.28/1,453,338.24 = 613,958.08/x - Step 3: Cross multiply
969,213.28x = 1,453,338.24 × 613,958.08 - Step 4: Simplify right side
969,213.28x = 892,288,755,420.98 - Step 5: Solve for x
x = 892,288,755,420.98/969,213.28 - Step 6: Final answer
x = 920,631.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.