Finding the Fourth Proportional to 308,830.56, 463,249.68 and 84,202.08
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Solution
The fourth proportional to 308,830.56, 463,249.68 and 84,202.08 is: 126,304.17
Step by Step Solution
- Step 1: Write the proportion equation
308,830.56 : 463,249.68 = 84,202.08 : x - Step 2: Convert to fraction form
308,830.56/463,249.68 = 84,202.08/x - Step 3: Cross multiply
308,830.56x = 463,249.68 × 84,202.08 - Step 4: Simplify right side
308,830.56x = 39,006,586,615.33 - Step 5: Solve for x
x = 39,006,586,615.33/308,830.56 - Step 6: Final answer
x = 126,304.17
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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.