Finding the Fourth Proportional to 756,093, 1,134,349.69 and 329,666.09
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Solution
The fourth proportional to 756,093, 1,134,349.69 and 329,666.09 is: 494,590.78
Step by Step Solution
- Step 1: Write the proportion equation
756,093 : 1,134,349.69 = 329,666.09 : x - Step 2: Convert to fraction form
756,093/1,134,349.69 = 329,666.09/x - Step 3: Cross multiply
756,093x = 1,134,349.69 × 329,666.09 - Step 4: Simplify right side
756,093x = 373,956,626,995.01 - Step 5: Solve for x
x = 373,956,626,995.01/756,093 - Step 6: Final answer
x = 494,590.78
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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.