Finding the Fourth Proportional to 659,450.60, 988,844.70 and 322,516.52
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Solution
The fourth proportional to 659,450.60, 988,844.70 and 322,516.52 is: 483,612.80
Step by Step Solution
- Step 1: Write the proportion equation
659,450.60 : 988,844.70 = 322,516.52 : x - Step 2: Convert to fraction form
659,450.60/988,844.70 = 322,516.52/x - Step 3: Cross multiply
659,450.60x = 988,844.70 × 322,516.52 - Step 4: Simplify right side
659,450.60x = 318,918,751,464.44 - Step 5: Solve for x
x = 318,918,751,464.44/659,450.60 - Step 6: Final answer
x = 483,612.80
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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.