Finding the Fourth Proportional to 308,110.60, 462,201.90 and 97,769.80
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Solution
The fourth proportional to 308,110.60, 462,201.90 and 97,769.80 is: 146,666.12
Step by Step Solution
- Step 1: Write the proportion equation
308,110.60 : 462,201.90 = 97,769.80 : x - Step 2: Convert to fraction form
308,110.60/462,201.90 = 97,769.80/x - Step 3: Cross multiply
308,110.60x = 462,201.90 × 97,769.80 - Step 4: Simplify right side
308,110.60x = 45,189,387,322.62 - Step 5: Solve for x
x = 45,189,387,322.62/308,110.60 - Step 6: Final answer
x = 146,666.12
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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.