Finding the Fourth Proportional to 591,201.75, 815,861.67 and 322,929.75
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Solution
The fourth proportional to 591,201.75, 815,861.67 and 322,929.75 is: 445,644.83
Step by Step Solution
- Step 1: Write the proportion equation
591,201.75 : 815,861.67 = 322,929.75 : x - Step 2: Convert to fraction form
591,201.75/815,861.67 = 322,929.75/x - Step 3: Cross multiply
591,201.75x = 815,861.67 × 322,929.75 - Step 4: Simplify right side
591,201.75x = 263,466,005,127.68 - Step 5: Solve for x
x = 263,466,005,127.68/591,201.75 - Step 6: Final answer
x = 445,644.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.