Finding the Fourth Proportional to 542,850.96, 813,446.08 and 290,167.44
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Solution
The fourth proportional to 542,850.96, 813,446.08 and 290,167.44 is: 434,807.31
Step by Step Solution
- Step 1: Write the proportion equation
542,850.96 : 813,446.08 = 290,167.44 : x - Step 2: Convert to fraction form
542,850.96/813,446.08 = 290,167.44/x - Step 3: Cross multiply
542,850.96x = 813,446.08 × 290,167.44 - Step 4: Simplify right side
542,850.96x = 236,035,566,611.64 - Step 5: Solve for x
x = 236,035,566,611.64/542,850.96 - Step 6: Final answer
x = 434,807.31
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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.