Finding the Fourth Proportional to 784,750.04, 1,082,880.18 and 440,507.12
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Solution
The fourth proportional to 784,750.04, 1,082,880.18 and 440,507.12 is: 607,857.80
Step by Step Solution
- Step 1: Write the proportion equation
784,750.04 : 1,082,880.18 = 440,507.12 : x - Step 2: Convert to fraction form
784,750.04/1,082,880.18 = 440,507.12/x - Step 3: Cross multiply
784,750.04x = 1,082,880.18 × 440,507.12 - Step 4: Simplify right side
784,750.04x = 477,016,429,396.88 - Step 5: Solve for x
x = 477,016,429,396.88/784,750.04 - Step 6: Final answer
x = 607,857.80
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1.5x scale
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.