Finding the Fourth Proportional to 811,522.80, 1,119,700.26 and 524,697.75
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Solution
The fourth proportional to 811,522.80, 1,119,700.26 and 524,697.75 is: 723,952.80
Step by Step Solution
- Step 1: Write the proportion equation
811,522.80 : 1,119,700.26 = 524,697.75 : x - Step 2: Convert to fraction form
811,522.80/1,119,700.26 = 524,697.75/x - Step 3: Cross multiply
811,522.80x = 1,119,700.26 × 524,697.75 - Step 4: Simplify right side
811,522.80x = 587,504,207,096.42 - Step 5: Solve for x
x = 587,504,207,096.42/811,522.80 - Step 6: Final answer
x = 723,952.80
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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.