Finding the Fourth Proportional to 616,028.73, 921,795.04 and 363,430.23
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Solution
The fourth proportional to 616,028.73, 921,795.04 and 363,430.23 is: 543,819.09
Step by Step Solution
- Step 1: Write the proportion equation
616,028.73 : 921,795.04 = 363,430.23 : x - Step 2: Convert to fraction form
616,028.73/921,795.04 = 363,430.23/x - Step 3: Cross multiply
616,028.73x = 921,795.04 × 363,430.23 - Step 4: Simplify right side
616,028.73x = 335,008,178,353.32 - Step 5: Solve for x
x = 335,008,178,353.32/616,028.73 - Step 6: Final answer
x = 543,819.09
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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.