Finding the Fourth Proportional to 763,145.62, 1,144,717.35 and 264,509.62
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Solution
The fourth proportional to 763,145.62, 1,144,717.35 and 264,509.62 is: 396,764.06
Step by Step Solution
- Step 1: Write the proportion equation
763,145.62 : 1,144,717.35 = 264,509.62 : x - Step 2: Convert to fraction form
763,145.62/1,144,717.35 = 264,509.62/x - Step 3: Cross multiply
763,145.62x = 1,144,717.35 × 264,509.62 - Step 4: Simplify right side
763,145.62x = 302,788,751,255.91 - Step 5: Solve for x
x = 302,788,751,255.91/763,145.62 - Step 6: Final answer
x = 396,764.06
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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.