Finding the Fourth Proportional to 683,598.84, 1,024,731.84 and 273,145.82
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Solution
The fourth proportional to 683,598.84, 1,024,731.84 and 273,145.82 is: 409,452.45
Step by Step Solution
- Step 1: Write the proportion equation
683,598.84 : 1,024,731.84 = 273,145.82 : x - Step 2: Convert to fraction form
683,598.84/1,024,731.84 = 273,145.82/x - Step 3: Cross multiply
683,598.84x = 1,024,731.84 × 273,145.82 - Step 4: Simplify right side
683,598.84x = 279,901,218,716.91 - Step 5: Solve for x
x = 279,901,218,716.91/683,598.84 - Step 6: Final answer
x = 409,452.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.