Finding the Fourth Proportional to 534,984.55, 802,581.90 and 198,027.99
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Solution
The fourth proportional to 534,984.55, 802,581.90 and 198,027.99 is: 297,080.88
Step by Step Solution
- Step 1: Write the proportion equation
534,984.55 : 802,581.90 = 198,027.99 : x - Step 2: Convert to fraction form
534,984.55/802,581.90 = 198,027.99/x - Step 3: Cross multiply
534,984.55x = 802,581.90 × 198,027.99 - Step 4: Simplify right side
534,984.55x = 158,933,680,467.38 - Step 5: Solve for x
x = 158,933,680,467.38/534,984.55 - Step 6: Final answer
x = 297,080.88
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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.