Finding the Fourth Proportional to 489,010.05, 733,436.37 and 133,941.03
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Solution
The fourth proportional to 489,010.05, 733,436.37 and 133,941.03 is: 200,889.99
Step by Step Solution
- Step 1: Write the proportion equation
489,010.05 : 733,436.37 = 133,941.03 : x - Step 2: Convert to fraction form
489,010.05/733,436.37 = 133,941.03/x - Step 3: Cross multiply
489,010.05x = 733,436.37 × 133,941.03 - Step 4: Simplify right side
489,010.05x = 98,237,222,837.26 - Step 5: Solve for x
x = 98,237,222,837.26/489,010.05 - Step 6: Final answer
x = 200,889.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.