Finding the Fourth Proportional to 363,228.68, 500,971.56 and 235,945.28
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Solution
The fourth proportional to 363,228.68, 500,971.56 and 235,945.28 is: 325,419.99
Step by Step Solution
- Step 1: Write the proportion equation
363,228.68 : 500,971.56 = 235,945.28 : x - Step 2: Convert to fraction form
363,228.68/500,971.56 = 235,945.28/x - Step 3: Cross multiply
363,228.68x = 500,971.56 × 235,945.28 - Step 4: Simplify right side
363,228.68x = 118,201,874,996.24 - Step 5: Solve for x
x = 118,201,874,996.24/363,228.68 - Step 6: Final answer
x = 325,419.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.