Finding the Fourth Proportional to 531,294.62, 733,181.90 and 289,577.20
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Solution
The fourth proportional to 531,294.62, 733,181.90 and 289,577.20 is: 399,613.99
Step by Step Solution
- Step 1: Write the proportion equation
531,294.62 : 733,181.90 = 289,577.20 : x - Step 2: Convert to fraction form
531,294.62/733,181.90 = 289,577.20/x - Step 3: Cross multiply
531,294.62x = 733,181.90 × 289,577.20 - Step 4: Simplify right side
531,294.62x = 212,312,761,692.68 - Step 5: Solve for x
x = 212,312,761,692.68/531,294.62 - Step 6: Final answer
x = 399,613.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.