Finding the Fourth Proportional to 332,355.36, 498,428.48 and 107,663.66
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Solution
The fourth proportional to 332,355.36, 498,428.48 and 107,663.66 is: 161,461.62
Step by Step Solution
- Step 1: Write the proportion equation
332,355.36 : 498,428.48 = 107,663.66 : x - Step 2: Convert to fraction form
332,355.36/498,428.48 = 107,663.66/x - Step 3: Cross multiply
332,355.36x = 498,428.48 × 107,663.66 - Step 4: Simplify right side
332,355.36x = 53,662,635,735.83 - Step 5: Solve for x
x = 53,662,635,735.83/332,355.36 - Step 6: Final answer
x = 161,461.62
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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.