Finding the Fourth Proportional to 534,982.55, 802,578.90 and 198,025.99
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Solution
The fourth proportional to 534,982.55, 802,578.90 and 198,025.99 is: 297,077.88
Step by Step Solution
- Step 1: Write the proportion equation
534,982.55 : 802,578.90 = 198,025.99 : x - Step 2: Convert to fraction form
534,982.55/802,578.90 = 198,025.99/x - Step 3: Cross multiply
534,982.55x = 802,578.90 × 198,025.99 - Step 4: Simplify right side
534,982.55x = 158,931,481,225.61 - Step 5: Solve for x
x = 158,931,481,225.61/534,982.55 - Step 6: Final answer
x = 297,077.88
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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.