Finding the Fourth Proportional to 533,770.12, 800,926.71 and 234,172.99
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Solution
The fourth proportional to 533,770.12, 800,926.71 and 234,172.99 is: 351,378.61
Step by Step Solution
- Step 1: Write the proportion equation
533,770.12 : 800,926.71 = 234,172.99 : x - Step 2: Convert to fraction form
533,770.12/800,926.71 = 234,172.99/x - Step 3: Cross multiply
533,770.12x = 800,926.71 × 234,172.99 - Step 4: Simplify right side
533,770.12x = 187,555,402,451.56 - Step 5: Solve for x
x = 187,555,402,451.56/533,770.12 - Step 6: Final answer
x = 351,378.61
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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.