Finding the Fourth Proportional to 798,912.06, 1,102,492.62 and 436,336.08
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Solution
The fourth proportional to 798,912.06, 1,102,492.62 and 436,336.08 is: 602,140.50
Step by Step Solution
- Step 1: Write the proportion equation
798,912.06 : 1,102,492.62 = 436,336.08 : x - Step 2: Convert to fraction form
798,912.06/1,102,492.62 = 436,336.08/x - Step 3: Cross multiply
798,912.06x = 1,102,492.62 × 436,336.08 - Step 4: Simplify right side
798,912.06x = 481,057,308,039.73 - Step 5: Solve for x
x = 481,057,308,039.73/798,912.06 - Step 6: Final answer
x = 602,140.50
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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.