Finding the Fourth Proportional to 784,735.04, 1,082,859.44 and 440,492.08
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Solution
The fourth proportional to 784,735.04, 1,082,859.44 and 440,492.08 is: 607,837.02
Step by Step Solution
- Step 1: Write the proportion equation
784,735.04 : 1,082,859.44 = 440,492.08 : x - Step 2: Convert to fraction form
784,735.04/1,082,859.44 = 440,492.08/x - Step 3: Cross multiply
784,735.04x = 1,082,859.44 × 440,492.08 - Step 4: Simplify right side
784,735.04x = 476,991,007,073.24 - Step 5: Solve for x
x = 476,991,007,073.24/784,735.04 - Step 6: Final answer
x = 607,837.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.