Finding the Fourth Proportional to 731,451.95, 1,097,613.97 and 326,612.87
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Solution
The fourth proportional to 731,451.95, 1,097,613.97 and 326,612.87 is: 490,114.01
Step by Step Solution
- Step 1: Write the proportion equation
731,451.95 : 1,097,613.97 = 326,612.87 : x - Step 2: Convert to fraction form
731,451.95/1,097,613.97 = 326,612.87/x - Step 3: Cross multiply
731,451.95x = 1,097,613.97 × 326,612.87 - Step 4: Simplify right side
731,451.95x = 358,494,848,893.79 - Step 5: Solve for x
x = 358,494,848,893.79/731,451.95 - Step 6: Final answer
x = 490,114.01
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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.